513318488 has 16 divisors (see below), whose sum is σ = 965251080. Its totient is φ = 255918208.

The previous prime is 513318413. The next prime is 513318493. The reversal of 513318488 is 884813315.

It is a super-2 number, since 2×513318488² = 526991740245212288, which contains 22 as substring.

It is a congruent number.

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, 89681 + ... + 95232.

Almost surely, 2^513318488 is an apocalyptic number.

It is an amenable number.

513318488 is a deficient number, since it is larger than the sum of its proper divisors (451932592).

513318488 is a wasteful number, since it uses less digits than its factorization.

513318488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185266 (or 185262 counting only the distinct ones).

The product of its digits is 92160, while the sum is 41.

The square root of 513318488 is about 22656.5330092669. The cubic root of 513318488 is about 800.6861238743.

The spelling of 513318488 in words is "five hundred thirteen million, three hundred eighteen thousand, four hundred eighty-eight".