513234500555 has 32 divisors (see below), whose sum is σ = 711278160768. Its totient is φ = 348235776000.

The previous prime is 513234500551. The next prime is 513234500579. The reversal of 513234500555 is 555005432315.

It is not a de Polignac number, because 513234500555 - 2² = 513234500551 is a prime.

It is not an unprimeable number, because it can be changed into a prime (513234500551) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2268995 + ... + 2484915.

It is an arithmetic number, because the mean of its divisors is an integer number (22227442524).

Almost surely, 2^513234500555 is an apocalyptic number.

513234500555 is a deficient number, since it is larger than the sum of its proper divisors (198043660213).

513234500555 is a wasteful number, since it uses less digits than its factorization.

513234500555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216647.

The product of its (nonzero) digits is 225000, while the sum is 38.

The spelling of 513234500555 in words is "five hundred thirteen billion, two hundred thirty-four million, five hundred thousand, five hundred fifty-five".