51172626755100 has 72 divisors (see below), whose sum is σ = 148129012730160. Its totient is φ = 13639624033280.

The previous prime is 51172626755099. The next prime is 51172626755141. The reversal of 51172626755100 is 155762627115.

It is a self number, because there is not a number n which added to its sum of digits gives 51172626755100.

It is a congruent number.

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, 39421287 + ... + 40698686.

It is an arithmetic number, because the mean of its divisors is an integer number (2057347399030).

Almost surely, 2^{51172626755100} is an apocalyptic number.

51172626755100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

51172626755100 is an abundant number, since it is smaller than the sum of its proper divisors (96956385975060).

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

51172626755100 is a wasteful number, since it uses less digits than its factorization.

51172626755100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80122119 (or 80122112 counting only the distinct ones).

The product of its (nonzero) digits is 882000, while the sum is 48.

The spelling of 51172626755100 in words is "fifty-one trillion, one hundred seventy-two billion, six hundred twenty-six million, seven hundred fifty-five thousand, one hundred".