51456560602 has 16 divisors (see below), whose sum is σ = 82082016360. Its totient is φ = 24109106688.

The previous prime is 51456560599. The next prime is 51456560629. The reversal of 51456560602 is 20606565415.

It can be written as a sum of positive squares in 4 ways, for example, as 45101441641 + 6355118961 = 212371^2 + 79719^2 .

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, 3296643 + ... + 3312214.

Almost surely, 2^51456560602 is an apocalyptic number.

51456560602 is a deficient number, since it is larger than the sum of its proper divisors (30625455758).

51456560602 is a wasteful number, since it uses less digits than its factorization.

51456560602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6609105.

The product of its (nonzero) digits is 216000, while the sum is 40.

The spelling of 51456560602 in words is "fifty-one billion, four hundred fifty-six million, five hundred sixty thousand, six hundred two".