115512402424432 has 40 divisors (see below), whose sum is σ = 242101882515584. Its totient is φ = 53074342865664.

The previous prime is 115512402424403. The next prime is 115512402424439. The reversal of 115512402424432 is 234424204215511.

It is a super-2 number, since 2×115512402424432² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115512402424439) 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, 1245128703 + ... + 1245221470.

Almost surely, 2^{115512402424432} is an apocalyptic number.

It is an amenable number.

115512402424432 is an abundant number, since it is smaller than the sum of its proper divisors (126589480091152).

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

115512402424432 is a wasteful number, since it uses less digits than its factorization.

115512402424432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2490350417 (or 2490350411 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 40.

Adding to 115512402424432 its reverse (234424204215511), we get a palindrome (349936606639943).

The spelling of 115512402424432 in words is "one hundred fifteen trillion, five hundred twelve billion, four hundred two million, four hundred twenty-four thousand, four hundred thirty-two".