51471770666504 has 32 divisors (see below), whose sum is σ = 96802638228480. Its totient is φ = 25657777430784.

The previous prime is 51471770666483. The next prime is 51471770666579. The reversal of 51471770666504 is 40566607717415.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6720329 + ... + 12169895.

It is an arithmetic number, because the mean of its divisors is an integer number (3025082444640).

Almost surely, 2^{51471770666504} is an apocalyptic number.

It is an amenable number.

51471770666504 is a deficient number, since it is larger than the sum of its proper divisors (45330867561976).

51471770666504 is a wasteful number, since it uses less digits than its factorization.

51471770666504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5453157 (or 5453153 counting only the distinct ones).

The product of its (nonzero) digits is 29635200, while the sum is 59.

The spelling of 51471770666504 in words is "fifty-one trillion, four hundred seventy-one billion, seven hundred seventy million, six hundred sixty-six thousand, five hundred four".