51264270364 has 6 divisors (see below), whose sum is σ = 89712473144. Its totient is φ = 25632135180.

The previous prime is 51264270359. The next prime is 51264270373. The reversal of 51264270364 is 46307246215.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6408033792 + ... + 6408033799.

Almost surely, 2^51264270364 is an apocalyptic number.

It is an amenable number.

51264270364 is a deficient number, since it is larger than the sum of its proper divisors (38448202780).

51264270364 is a wasteful number, since it uses less digits than its factorization.

51264270364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12816067595 (or 12816067593 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 40.

The spelling of 51264270364 in words is "fifty-one billion, two hundred sixty-four million, two hundred seventy thousand, three hundred sixty-four".