513896924979 has 12 divisors (see below), whose sum is σ = 742301841216. Its totient is φ = 342595050192.

The previous prime is 513896924939. The next prime is 513896925013. The reversal of 513896924979 is 979429698315.

513896924979 is a `hidden beast` number, since 51 + 3 + 89 + 6 + 9 + 2 + 497 + 9 = 666.

It is not a de Polignac number, because 513896924979 - 2¹² = 513896920883 is a prime.

It is a super-3 number, since 3×513896924979³ (a number of 36 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (513896924939) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1712149 + ... + 1989785.

It is an arithmetic number, because the mean of its divisors is an integer number (61858486768).

Almost surely, 2^513896924979 is an apocalyptic number.

513896924979 is a deficient number, since it is larger than the sum of its proper divisors (228404916237).

513896924979 is a wasteful number, since it uses less digits than its factorization.

513896924979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483306 (or 483303 counting only the distinct ones).

The product of its digits is 264539520, while the sum is 72.

The spelling of 513896924979 in words is "five hundred thirteen billion, eight hundred ninety-six million, nine hundred twenty-four thousand, nine hundred seventy-nine".