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5516206464 = 2731929331
BaseRepresentation
bin1010010001100101…
…01010000110000000
3112020102201022201010
411020302222012000
542244122101324
62311211240520
7253460660406
oct51062520600
915212638633
105516206464
11238083361a
12109b449140
1369ba994c2
143a4875476
15224421829
hex148caa180

5516206464 has 256 divisors, whose sum is σ = 16489728000. Its totient is φ = 1627637760.

The previous prime is 5516206459. The next prime is 5516206469. The reversal of 5516206464 is 4646026155.

It is an interprime number because it is at equal distance from previous prime (5516206459) and next prime (5516206469).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5516206469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 177942129 + ... + 177942159.

It is an arithmetic number, because the mean of its divisors is an integer number (64413000).

Almost surely, 25516206464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5516206464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8244864000).

5516206464 is an abundant number, since it is smaller than the sum of its proper divisors (10973521536).

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

5516206464 is an equidigital number, since it uses as much as digits as its factorization.

5516206464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154 (or 84 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 39.

The square root of 5516206464 is about 74271.1684572149. The cubic root of 5516206464 is about 1766.9062391298.

The spelling of 5516206464 in words is "five billion, five hundred sixteen million, two hundred six thousand, four hundred sixty-four".