51413795502 has 32 divisors (see below), whose sum is σ = 104235233280. Its totient is φ = 16903766880.

The previous prime is 51413795483. The next prime is 51413795549. The reversal of 51413795502 is 20559731415.

It is a happy number.

It is a congruent number.

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, 415008 + ... + 524460.

It is an arithmetic number, because the mean of its divisors is an integer number (3257351040).

Almost surely, 2^51413795502 is an apocalyptic number.

51413795502 is an abundant number, since it is smaller than the sum of its proper divisors (52821437778).

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

51413795502 is a wasteful number, since it uses less digits than its factorization.

51413795502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110528.

The product of its (nonzero) digits is 189000, while the sum is 42.

The spelling of 51413795502 in words is "fifty-one billion, four hundred thirteen million, seven hundred ninety-five thousand, five hundred two".