51086577322772 has 12 divisors (see below), whose sum is σ = 91303670109120. Its totient is φ = 24999814434456.

The previous prime is 51086577322727. The next prime is 51086577322787. The reversal of 51086577322772 is 27722377568015.

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 3 ways as a sum of consecutive naturals, for example, 135868556522 + ... + 135868556897.

It is an arithmetic number, because the mean of its divisors is an integer number (7608639175760).

Almost surely, 2^{51086577322772} is an apocalyptic number.

It is an amenable number.

51086577322772 is a deficient number, since it is larger than the sum of its proper divisors (40217092786348).

51086577322772 is a wasteful number, since it uses less digits than its factorization.

51086577322772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271737113470 (or 271737113468 counting only the distinct ones).

The product of its (nonzero) digits is 69148800, while the sum is 62.

The spelling of 51086577322772 in words is "fifty-one trillion, eighty-six billion, five hundred seventy-seven million, three hundred twenty-two thousand, seven hundred seventy-two".