51301644044037 has 16 divisors (see below), whose sum is σ = 68816156935680. Its totient is φ = 33994734229872.

The previous prime is 51301644043891. The next prime is 51301644044041. The reversal of 51301644044037 is 73044044610315.

It is not a de Polignac number, because 51301644044037 - 2¹⁴ = 51301644027653 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 51301644044037.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51301644044737) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77248903 + ... + 77910180.

It is an arithmetic number, because the mean of its divisors is an integer number (4301009808480).

Almost surely, 2^{51301644044037} is an apocalyptic number.

It is an amenable number.

51301644044037 is a deficient number, since it is larger than the sum of its proper divisors (17514512891643).

51301644044037 is a wasteful number, since it uses less digits than its factorization.

51301644044037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155159752.

The product of its (nonzero) digits is 483840, while the sum is 42.

The spelling of 51301644044037 in words is "fifty-one trillion, three hundred one billion, six hundred forty-four million, forty-four thousand, thirty-seven".