51106050544512 has 64 divisors (see below), whose sum is σ = 135751291632000. Its totient is φ = 17035244158464.

The previous prime is 51106050544453. The next prime is 51106050544529. The reversal of 51106050544512 is 21544505060115.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×51106050544512² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83447989 + ... + 84058187.

It is an arithmetic number, because the mean of its divisors is an integer number (2121113931750).

Almost surely, 2^{51106050544512} is an apocalyptic number.

It is an amenable number.

51106050544512 is an abundant number, since it is smaller than the sum of its proper divisors (84645241087488).

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

51106050544512 is a wasteful number, since it uses less digits than its factorization.

51106050544512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 828323 (or 828311 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 39.

The spelling of 51106050544512 in words is "fifty-one trillion, one hundred six billion, fifty million, five hundred forty-four thousand, five hundred twelve".