51023714851385 has 8 divisors (see below), whose sum is σ = 61595095294656. Its totient is φ = 40574546899120.

The previous prime is 51023714851303. The next prime is 51023714851393. The reversal of 51023714851385 is 58315841732015.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 51023714851385 - 2²⁴ = 51023698074169 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30553121831 + ... + 30553123500.

It is an arithmetic number, because the mean of its divisors is an integer number (7699386911832).

Almost surely, 2^{51023714851385} is an apocalyptic number.

It is an amenable number.

51023714851385 is a deficient number, since it is larger than the sum of its proper divisors (10571380443271).

51023714851385 is a wasteful number, since it uses less digits than its factorization.

51023714851385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61106245503.

The product of its (nonzero) digits is 4032000, while the sum is 53.

The spelling of 51023714851385 in words is "fifty-one trillion, twenty-three billion, seven hundred fourteen million, eight hundred fifty-one thousand, three hundred eighty-five".