51372074563384 has 8 divisors (see below), whose sum is σ = 96322639806360. Its totient is φ = 25686037281688.

The previous prime is 51372074563363. The next prime is 51372074563399. The reversal of 51372074563384 is 48336547027315.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×51372074563384³ (a number of 42 digits) contains 333 as substring.

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, 3210754660204 + ... + 3210754660219.

It is an arithmetic number, because the mean of its divisors is an integer number (12040329975795).

Almost surely, 2^{51372074563384} is an apocalyptic number.

It is an amenable number.

51372074563384 is a deficient number, since it is larger than the sum of its proper divisors (44950565242976).

51372074563384 is a wasteful number, since it uses less digits than its factorization.

51372074563384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6421509320429 (or 6421509320425 counting only the distinct ones).

The product of its (nonzero) digits is 50803200, while the sum is 58.

The spelling of 51372074563384 in words is "fifty-one trillion, three hundred seventy-two billion, seventy-four million, five hundred sixty-three thousand, three hundred eighty-four".