21070045058 has 16 divisors (see below), whose sum is σ = 32831930880. Its totient is φ = 10133306400.

The previous prime is 21070044979. The next prime is 21070045067. The reversal of 21070045058 is 85054007012.

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, 1803698 + ... + 1815341.

It is an arithmetic number, because the mean of its divisors is an integer number (2051995680).

Almost surely, 2^21070045058 is an apocalyptic number.

21070045058 is a deficient number, since it is larger than the sum of its proper divisors (11761885822).

21070045058 is a wasteful number, since it uses less digits than its factorization.

21070045058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3619153.

The product of its (nonzero) digits is 11200, while the sum is 32.

The spelling of 21070045058 in words is "twenty-one billion, seventy million, forty-five thousand, fifty-eight".