51704050868428 has 48 divisors (see below), whose sum is σ = 103466548088064. Its totient is φ = 22146356232000.

The previous prime is 51704050868381. The next prime is 51704050868441. The reversal of 51704050868428 is 82486805040715.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1640497326 + ... + 1640528842.

It is an arithmetic number, because the mean of its divisors is an integer number (2155553085168).

Almost surely, 2^{51704050868428} is an apocalyptic number.

It is an amenable number.

51704050868428 is an abundant number, since it is smaller than the sum of its proper divisors (51762497219636).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51704050868428 is a wasteful number, since it uses less digits than its factorization.

51704050868428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62782 (or 62780 counting only the distinct ones).

The product of its (nonzero) digits is 17203200, while the sum is 58.

The spelling of 51704050868428 in words is "fifty-one trillion, seven hundred four billion, fifty million, eight hundred sixty-eight thousand, four hundred twenty-eight".