20013360476613 has 32 divisors (see below), whose sum is σ = 32306099927040. Its totient is φ = 10765292091840.

The previous prime is 20013360476569. The next prime is 20013360476633. The reversal of 20013360476613 is 31667406331002.

It is not a de Polignac number, because 20013360476613 - 2⁹ = 20013360476101 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20013360476633) 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, 159678753 + ... + 159804038.

It is an arithmetic number, because the mean of its divisors is an integer number (1009565622720).

Almost surely, 2^{20013360476613} is an apocalyptic number.

It is an amenable number.

20013360476613 is a deficient number, since it is larger than the sum of its proper divisors (12292739450427).

20013360476613 is a wasteful number, since it uses less digits than its factorization.

20013360476613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319482977.

The product of its (nonzero) digits is 326592, while the sum is 42.

The spelling of 20013360476613 in words is "twenty trillion, thirteen billion, three hundred sixty million, four hundred seventy-six thousand, six hundred thirteen".