513401333165 has 16 divisors (see below), whose sum is σ = 704120880000. Its totient is φ = 352032816960.

The previous prime is 513401333147. The next prime is 513401333177. The reversal of 513401333165 is 561333104315.

It is not a de Polignac number, because 513401333165 - 2²⁶ = 513334224301 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

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, 661211 + ... + 1209959.

It is an arithmetic number, because the mean of its divisors is an integer number (44007555000).

Almost surely, 2^513401333165 is an apocalyptic number.

It is an amenable number.

513401333165 is a deficient number, since it is larger than the sum of its proper divisors (190719546835).

513401333165 is a wasteful number, since it uses less digits than its factorization.

513401333165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575492.

The product of its (nonzero) digits is 48600, while the sum is 35.

The spelling of 513401333165 in words is "five hundred thirteen billion, four hundred one million, three hundred thirty-three thousand, one hundred sixty-five".