53532115512 has 32 divisors (see below), whose sum is σ = 134157526800. Its totient is φ = 17800406784.

The previous prime is 53532115489. The next prime is 53532115513. The reversal of 53532115512 is 21551123535.

It is a happy number.

It is a super-2 number, since 2×53532115512² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53532115513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2716963 + ... + 2736594.

Almost surely, 2^53532115512 is an apocalyptic number.

It is an amenable number.

53532115512 is an abundant number, since it is smaller than the sum of its proper divisors (80625411288).

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

53532115512 is a wasteful number, since it uses less digits than its factorization.

53532115512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5453975 (or 5453971 counting only the distinct ones).

The product of its digits is 22500, while the sum is 33.

The spelling of 53532115512 in words is "fifty-three billion, five hundred thirty-two million, one hundred fifteen thousand, five hundred twelve".