42626957634 has 48 divisors (see below), whose sum is σ = 97269712800. Its totient is φ = 13454175168.

The previous prime is 42626957629. The next prime is 42626957641. The reversal of 42626957634 is 43675962624.

42626957634 is a `hidden beast` number, since 4 + 2 + 6 + 2 + 69 + 576 + 3 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 650337 + ... + 712875.

It is an arithmetic number, because the mean of its divisors is an integer number (2026452350).

Almost surely, 2^42626957634 is an apocalyptic number.

42626957634 is an abundant number, since it is smaller than the sum of its proper divisors (54642755166).

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

42626957634 is a wasteful number, since it uses less digits than its factorization.

42626957634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64559 (or 64556 counting only the distinct ones).

The product of its digits is 13063680, while the sum is 54.

The spelling of 42626957634 in words is "forty-two billion, six hundred twenty-six million, nine hundred fifty-seven thousand, six hundred thirty-four".