513514645001 has 6 divisors (see below), whose sum is σ = 541964210202. Its totient is φ = 486487558080.

The previous prime is 513514644989. The next prime is 513514645027. The reversal of 513514645001 is 100546415315.

It can be written as a sum of positive squares in only one way, i.e., 470458810000 + 43055835001 = 685900^2 + 207499^2 .

It is not a de Polignac number, because 513514645001 - 2²² = 513510450697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (513514645601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 711238760 + ... + 711239481.

It is an arithmetic number, because the mean of its divisors is an integer number (90327368367).

Almost surely, 2^513514645001 is an apocalyptic number.

It is an amenable number.

513514645001 is a deficient number, since it is larger than the sum of its proper divisors (28449565201).

513514645001 is a wasteful number, since it uses less digits than its factorization.

513514645001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1422478279 (or 1422478260 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 35.

The spelling of 513514645001 in words is "five hundred thirteen billion, five hundred fourteen million, six hundred forty-five thousand, one".