115545423051512 has 16 divisors (see below), whose sum is σ = 216648837429360. Its totient is φ = 57772399737024.

The previous prime is 115545423051511. The next prime is 115545423051551. The reversal of 115545423051512 is 215150324545511.

It is a super-2 number, since 2×115545423051512² (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 (115545423051511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37394828 + ... + 40366619.

It is an arithmetic number, because the mean of its divisors is an integer number (13540552339335).

Almost surely, 2^{115545423051512} is an apocalyptic number.

It is an amenable number.

115545423051512 is a deficient number, since it is larger than the sum of its proper divisors (101103414377848).

115545423051512 is a wasteful number, since it uses less digits than its factorization.

115545423051512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77947190 (or 77947186 counting only the distinct ones).

The product of its (nonzero) digits is 600000, while the sum is 44.

The spelling of 115545423051512 in words is "one hundred fifteen trillion, five hundred forty-five billion, four hundred twenty-three million, fifty-one thousand, five hundred twelve".