51701059922 has 6 divisors (see below), whose sum is σ = 77552072229. Its totient is φ = 25850369180.

The previous prime is 51701059873. The next prime is 51701059931. The reversal of 51701059922 is 22995010715.

It can be written as a sum of positive squares in 2 ways, for example, as 51460468801 + 240591121 = 226849^2 + 15511^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=160781.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 51701059922.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 241172 + ... + 401952.

Almost surely, 2^51701059922 is an apocalyptic number.

51701059922 is a deficient number, since it is larger than the sum of its proper divisors (25851012307).

51701059922 is an frugal number, since it uses more digits than its factorization.

51701059922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321564 (or 160783 counting only the distinct ones).

The product of its (nonzero) digits is 56700, while the sum is 41.

The spelling of 51701059922 in words is "fifty-one billion, seven hundred one million, fifty-nine thousand, nine hundred twenty-two".