513246642315 has 64 divisors (see below), whose sum is σ = 935074851840. Its totient is φ = 237957096960.

The previous prime is 513246642313. The next prime is 513246642323.

513246642315 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 513246642315 - 2¹ = 513246642313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (513246642313) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 14148621 + ... + 14184849.

It is an arithmetic number, because the mean of its divisors is an integer number (14610544560).

Almost surely, 2^513246642315 is an apocalyptic number.

513246642315 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

513246642315 is a deficient number, since it is larger than the sum of its proper divisors (421828209525).

513246642315 is a wasteful number, since it uses less digits than its factorization.

513246642315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40004.

The product of its digits is 518400, while the sum is 42.

The spelling of 513246642315 in words is "five hundred thirteen billion, two hundred forty-six million, six hundred forty-two thousand, three hundred fifteen".