42016939028 has 12 divisors (see below), whose sum is σ = 76726584480. Its totient is φ = 20095057752.

The previous prime is 42016939009. The next prime is 42016939057. The reversal of 42016939028 is 82093961024.

It is a self number, because there is not a number n which added to its sum of digits gives 42016939028.

It is a congruent number.

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, 228352838 + ... + 228353021.

It is an arithmetic number, because the mean of its divisors is an integer number (6393882040).

Almost surely, 2^42016939028 is an apocalyptic number.

It is an amenable number.

42016939028 is a deficient number, since it is larger than the sum of its proper divisors (34709645452).

42016939028 is a wasteful number, since it uses less digits than its factorization.

42016939028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456705886 (or 456705884 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 44.

The spelling of 42016939028 in words is "forty-two billion, sixteen million, nine hundred thirty-nine thousand, twenty-eight".