51338471385210 has 64 divisors (see below), whose sum is σ = 123279318444672. Its totient is φ = 13682817063936.

The previous prime is 51338471385169. The next prime is 51338471385247. The reversal of 51338471385210 is 1258317483315.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1130108517 + ... + 1130153943.

It is an arithmetic number, because the mean of its divisors is an integer number (1926239350698).

Almost surely, 2^{51338471385210} is an apocalyptic number.

51338471385210 is an abundant number, since it is smaller than the sum of its proper divisors (71940847059462).

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

51338471385210 is a wasteful number, since it uses less digits than its factorization.

51338471385210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65087.

The product of its (nonzero) digits is 2419200, while the sum is 51.

The spelling of 51338471385210 in words is "fifty-one trillion, three hundred thirty-eight billion, four hundred seventy-one million, three hundred eighty-five thousand, two hundred ten".