53550182400 has 1248 divisors, whose sum is σ = 221142845952. Its totient is φ = 11245977600.

The previous prime is 53550182321. The next prime is 53550182417. The reversal of 53550182400 is 428105535.

It is a tau number, because it is divible by the number of its divisors (1248).

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1010380774 + ... + 1010380826.

Almost surely, 2^53550182400 is an apocalyptic number.

53550182400 is a gapful number since it is divisible by the number (50) 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 53550182400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (110571422976).

53550182400 is an abundant number, since it is smaller than the sum of its proper divisors (167592663552).

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

53550182400 is a wasteful number, since it uses less digits than its factorization.

53550182400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137 (or 110 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 33.

Adding to 53550182400 its reverse (428105535), we get a palindrome (53978287935).

The spelling of 53550182400 in words is "fifty-three billion, five hundred fifty million, one hundred eighty-two thousand, four hundred".