513134312555 has 16 divisors (see below), whose sum is σ = 623632711680. Its totient is φ = 405261044448.

The previous prime is 513134312549. The next prime is 513134312563. The reversal of 513134312555 is 555213431315.

It is a cyclic number.

It is not a de Polignac number, because 513134312555 - 2¹⁰ = 513134311531 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3298454 + ... + 3450516.

It is an arithmetic number, because the mean of its divisors is an integer number (38977044480).

Almost surely, 2^513134312555 is an apocalyptic number.

513134312555 is a deficient number, since it is larger than the sum of its proper divisors (110498399125).

513134312555 is a wasteful number, since it uses less digits than its factorization.

513134312555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160690.

The product of its digits is 135000, while the sum is 38.

The spelling of 513134312555 in words is "five hundred thirteen billion, one hundred thirty-four million, three hundred twelve thousand, five hundred fifty-five".