51352700085477 has 48 divisors (see below), whose sum is σ = 88363326559872. Its totient is φ = 28125169142400.

The previous prime is 51352700085457. The next prime is 51352700085481. The reversal of 51352700085477 is 77458000725315.

51352700085477 is a `hidden beast` number, since 51 + 3 + 52 + 70 + 0 + 0 + 8 + 5 + 477 = 666.

It is not a de Polignac number, because 51352700085477 - 2⁸ = 51352700085221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51352700085457) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 164249274 + ... + 164561627.

It is an arithmetic number, because the mean of its divisors is an integer number (1840902636664).

Almost surely, 2^{51352700085477} is an apocalyptic number.

It is an amenable number.

51352700085477 is a deficient number, since it is larger than the sum of its proper divisors (37010626474395).

51352700085477 is a wasteful number, since it uses less digits than its factorization.

51352700085477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328811018 (or 328811015 counting only the distinct ones).

The product of its (nonzero) digits is 8232000, while the sum is 54.

The spelling of 51352700085477 in words is "fifty-one trillion, three hundred fifty-two billion, seven hundred million, eighty-five thousand, four hundred seventy-seven".