42904164626 has 16 divisors (see below), whose sum is σ = 67391659584. Its totient is φ = 20446870224.

The previous prime is 42904164593. The next prime is 42904164643. The reversal of 42904164626 is 62646140924.

42904164626 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1634861 + ... + 1660896.

It is an arithmetic number, because the mean of its divisors is an integer number (4211978724).

Almost surely, 2^42904164626 is an apocalyptic number.

42904164626 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

42904164626 is a deficient number, since it is larger than the sum of its proper divisors (24487494958).

42904164626 is a wasteful number, since it uses less digits than its factorization.

42904164626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3296065.

The product of its (nonzero) digits is 497664, while the sum is 44.

The spelling of 42904164626 in words is "forty-two billion, nine hundred four million, one hundred sixty-four thousand, six hundred twenty-six".