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553032421344 = 25331361779801
BaseRepresentation
bin10000000110000110100…
…11010000111111100000
31221212110210001211221000
420003003103100333200
533030102244440334
61102020512032000
754645442006554
oct10030323207740
91855423054830
10553032421344
111a35a3425597
128b221532600
13401c6214150
141caa4599864
15e5bb823299
hex80c34d0fe0

553032421344 has 192 divisors, whose sum is σ = 1739926198080. Its totient is φ = 169885900800.

The previous prime is 553032421321. The next prime is 553032421387. The reversal of 553032421344 is 443124230355.

553032421344 is a `hidden beast` number, since 5 + 5 + 303 + 2 + 4 + 2 + 1 + 344 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 553032421299 and 553032421308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6890244 + ... + 6970044.

It is an arithmetic number, because the mean of its divisors is an integer number (9062115615).

Almost surely, 2553032421344 is an apocalyptic number.

553032421344 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 553032421344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (869963099040).

553032421344 is an abundant number, since it is smaller than the sum of its proper divisors (1186893776736).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

553032421344 is a wasteful number, since it uses less digits than its factorization.

553032421344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80450 (or 80436 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 36.

Adding to 553032421344 its reverse (443124230355), we get a palindrome (996156651699).

The spelling of 553032421344 in words is "five hundred fifty-three billion, thirty-two million, four hundred twenty-one thousand, three hundred forty-four".