515012973307 has 16 divisors (see below), whose sum is σ = 600629694400. Its totient is φ = 441416558016.

The previous prime is 515012973179. The next prime is 515012973383. The reversal of 515012973307 is 703379210515.

It is not a de Polignac number, because 515012973307 - 2⁷ = 515012973179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (515012976307) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11135743 + ... + 11181895.

It is an arithmetic number, because the mean of its divisors is an integer number (37539355900).

Almost surely, 2^515012973307 is an apocalyptic number.

515012973307 is a deficient number, since it is larger than the sum of its proper divisors (85616721093).

515012973307 is an equidigital number, since it uses as much as digits as its factorization.

515012973307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78707 (or 78693 counting only the distinct ones).

The product of its (nonzero) digits is 198450, while the sum is 43.

The spelling of 515012973307 in words is "five hundred fifteen billion, twelve million, nine hundred seventy-three thousand, three hundred seven".