513422645166 has 24 divisors (see below), whose sum is σ = 1125818333640. Its totient is φ = 169078942896.

The previous prime is 513422645143. The next prime is 513422645179. The reversal of 513422645166 is 661546224315.

513422645166 is a `hidden beast` number, since 5 + 1 + 3 + 422 + 64 + 5 + 166 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 171826701 + ... + 171829688.

It is an arithmetic number, because the mean of its divisors is an integer number (46909097235).

Almost surely, 2^513422645166 is an apocalyptic number.

513422645166 is an abundant number, since it is smaller than the sum of its proper divisors (612395688474).

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

513422645166 is a wasteful number, since it uses less digits than its factorization.

513422645166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343656480 (or 343656477 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 45.

The spelling of 513422645166 in words is "five hundred thirteen billion, four hundred twenty-two million, six hundred forty-five thousand, one hundred sixty-six".