42678418921124 has 96 divisors (see below), whose sum is σ = 95254362685440. Its totient is φ = 16315890134400.

The previous prime is 42678418921109. The next prime is 42678418921157. The reversal of 42678418921124 is 42112981487624.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34360412 + ... + 35580819.

It is an arithmetic number, because the mean of its divisors is an integer number (992232944640).

Almost surely, 2^{42678418921124} is an apocalyptic number.

It is an amenable number.

42678418921124 is an abundant number, since it is smaller than the sum of its proper divisors (52575943764316).

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

42678418921124 is a wasteful number, since it uses less digits than its factorization.

42678418921124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69941329 (or 69941327 counting only the distinct ones).

The product of its digits is 12386304, while the sum is 59.

The spelling of 42678418921124 in words is "forty-two trillion, six hundred seventy-eight billion, four hundred eighteen million, nine hundred twenty-one thousand, one hundred twenty-four".