515199982164 has 24 divisors (see below), whose sum is σ = 1373866619328. Its totient is φ = 147199994880.

The previous prime is 515199982147. The next prime is 515199982211. The reversal of 515199982164 is 461289991515.

It is a junction number, because it is equal to n+sod(n) for n = 515199982098 and 515199982107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3066666477 + ... + 3066666644.

It is an arithmetic number, because the mean of its divisors is an integer number (57244442472).

Almost surely, 2^515199982164 is an apocalyptic number.

It is an amenable number.

515199982164 is an abundant number, since it is smaller than the sum of its proper divisors (858666637164).

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

515199982164 is a wasteful number, since it uses less digits than its factorization.

515199982164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6133333135 (or 6133333133 counting only the distinct ones).

The product of its digits is 6998400, while the sum is 60.

The spelling of 515199982164 in words is "five hundred fifteen billion, one hundred ninety-nine million, nine hundred eighty-two thousand, one hundred sixty-four".