513150256044 has 18 divisors (see below), whose sum is σ = 1297129813980. Its totient is φ = 171050085336.

The previous prime is 513150256027. The next prime is 513150256051. The reversal of 513150256044 is 440652051315.

513150256044 is a `hidden beast` number, since 5 + 1 + 3 + 1 + 50 + 2 + 560 + 44 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 14254173779 = 513150256044 / (5 + 1 + 3 + 1 + 5 + 0 + 2 + 5 + 6 + 0 + 4 + 4).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7127086854 + ... + 7127086925.

Almost surely, 2^513150256044 is an apocalyptic number.

It is an amenable number.

513150256044 is an abundant number, since it is smaller than the sum of its proper divisors (783979557936).

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

513150256044 is a wasteful number, since it uses less digits than its factorization.

513150256044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14254173789 (or 14254173784 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The spelling of 513150256044 in words is "five hundred thirteen billion, one hundred fifty million, two hundred fifty-six thousand, forty-four".