513634401146465 has 8 divisors (see below), whose sum is σ = 624163322912640. Its totient is φ = 405706159892592.

The previous prime is 513634401146441. The next prime is 513634401146491. The reversal of 513634401146465 is 564641104436315.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 513634401146465 - 2³⁰ = 513633327404641 is a prime.

It is a super-2 number, since 2×513634401146465² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 650170127639 + ... + 650170128428.

It is an arithmetic number, because the mean of its divisors is an integer number (78020415364080).

Almost surely, 2^{513634401146465} is an apocalyptic number.

It is an amenable number.

513634401146465 is a deficient number, since it is larger than the sum of its proper divisors (110528921766175).

513634401146465 is a wasteful number, since it uses less digits than its factorization.

513634401146465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1300340256151.

The product of its (nonzero) digits is 12441600, while the sum is 53.

The spelling of 513634401146465 in words is "five hundred thirteen trillion, six hundred thirty-four billion, four hundred one million, one hundred forty-six thousand, four hundred sixty-five".