53097311232 has 264 divisors, whose sum is σ = 184446163200. Its totient is φ = 14371872768.

The previous prime is 53097311207. The next prime is 53097311237. The reversal of 53097311232 is 23211379035.

It is a happy number.

53097311232 is a `hidden beast` number, since 5 + 309 + 7 + 311 + 2 + 32 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (53097311237) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1204069 + ... + 1247387.

Almost surely, 2^53097311232 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 53097311232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92223081600).

53097311232 is an abundant number, since it is smaller than the sum of its proper divisors (131348851968).

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

53097311232 is a wasteful number, since it uses less digits than its factorization.

53097311232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43371 (or 43350 counting only the distinct ones).

The product of its (nonzero) digits is 34020, while the sum is 36.

The spelling of 53097311232 in words is "fifty-three billion, ninety-seven million, three hundred eleven thousand, two hundred thirty-two".