51006100506 has 32 divisors (see below), whose sum is σ = 103090641408. Its totient is φ = 16823214000.

The previous prime is 51006100499. The next prime is 51006100531. The reversal of 51006100506 is 60500160015.

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, 107131 + ... + 336881.

It is an arithmetic number, because the mean of its divisors is an integer number (3221582544).

Almost surely, 2^51006100506 is an apocalyptic number.

51006100506 is an abundant number, since it is smaller than the sum of its proper divisors (52084540902).

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

51006100506 is a wasteful number, since it uses less digits than its factorization.

51006100506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230146.

The product of its (nonzero) digits is 900, while the sum is 24.

The spelling of 51006100506 in words is "fifty-one billion, six million, one hundred thousand, five hundred six".