513315601424 has 20 divisors (see below), whose sum is σ = 994587816636. Its totient is φ = 256647777792.

The previous prime is 513315601367. The next prime is 513315601433. The reversal of 513315601424 is 424106513315.

It can be written as a sum of positive squares in 2 ways, for example, as 240865008400 + 272450593024 = 490780^2 + 521968^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 194909 + ... + 1031804.

Almost surely, 2^513315601424 is an apocalyptic number.

It is an amenable number.

513315601424 is a deficient number, since it is larger than the sum of its proper divisors (481272215212).

513315601424 is a wasteful number, since it uses less digits than its factorization.

513315601424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1252874 (or 1252868 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The spelling of 513315601424 in words is "five hundred thirteen billion, three hundred fifteen million, six hundred one thousand, four hundred twenty-four".