42557115137164 has 12 divisors (see below), whose sum is σ = 74729132213904. Its totient is φ = 21205934504624.

The previous prime is 42557115137123. The next prime is 42557115137179. The reversal of 42557115137164 is 46173151175524.

It is a super-2 number, since 2×42557115137164² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18155764672 + ... + 18155767015.

It is an arithmetic number, because the mean of its divisors is an integer number (6227427684492).

Almost surely, 2^{42557115137164} is an apocalyptic number.

It is an amenable number.

42557115137164 is a deficient number, since it is larger than the sum of its proper divisors (32172017076740).

42557115137164 is a wasteful number, since it uses less digits than its factorization.

42557115137164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36311531984 (or 36311531982 counting only the distinct ones).

The product of its digits is 3528000, while the sum is 52.

The spelling of 42557115137164 in words is "forty-two trillion, five hundred fifty-seven billion, one hundred fifteen million, one hundred thirty-seven thousand, one hundred sixty-four".