51056666002 has 32 divisors (see below), whose sum is σ = 77631105024. Its totient is φ = 25182502800.

The previous prime is 51056665991. The next prime is 51056666029. The reversal of 51056666002 is 20066665015.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39183283 + ... + 39184585.

It is an arithmetic number, because the mean of its divisors is an integer number (2425972032).

Almost surely, 2^51056666002 is an apocalyptic number.

51056666002 is a deficient number, since it is larger than the sum of its proper divisors (26574439022).

51056666002 is a wasteful number, since it uses less digits than its factorization.

51056666002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2214.

The product of its (nonzero) digits is 64800, while the sum is 37.

The spelling of 51056666002 in words is "fifty-one billion, fifty-six million, six hundred sixty-six thousand, two".