51158810364717 has 32 divisors (see below), whose sum is σ = 74474438400000. Its totient is φ = 30979673475840.

The previous prime is 51158810364713. The next prime is 51158810364721. The reversal of 51158810364717 is 71746301885115.

51158810364717 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (51158810364713) and next prime (51158810364721).

It is not a de Polignac number, because 51158810364717 - 2² = 51158810364713 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51158810364713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 203646534 + ... + 203897592.

It is an arithmetic number, because the mean of its divisors is an integer number (2327326200000).

Almost surely, 2^{51158810364717} is an apocalyptic number.

It is an amenable number.

51158810364717 is a deficient number, since it is larger than the sum of its proper divisors (23315628035283).

51158810364717 is a wasteful number, since it uses less digits than its factorization.

51158810364717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256161.

The product of its (nonzero) digits is 5644800, while the sum is 57.

The spelling of 51158810364717 in words is "fifty-one trillion, one hundred fifty-eight billion, eight hundred ten million, three hundred sixty-four thousand, seven hundred seventeen".