20013056073613 has 8 divisors (see below), whose sum is σ = 20068021697408. Its totient is φ = 19958092809984.

The previous prime is 20013056073601. The next prime is 20013056073617. The reversal of 20013056073613 is 31637065031002.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20013056073613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20013056073617) 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 7 ways as a sum of consecutive naturals, for example, 17121070 + ... + 18252592.

It is an arithmetic number, because the mean of its divisors is an integer number (2508502712176).

Almost surely, 2^{20013056073613} is an apocalyptic number.

It is an amenable number.

20013056073613 is a deficient number, since it is larger than the sum of its proper divisors (54965623795).

20013056073613 is a wasteful number, since it uses less digits than its factorization.

20013056073613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1180083.

The product of its (nonzero) digits is 68040, while the sum is 37.

The spelling of 20013056073613 in words is "twenty trillion, thirteen billion, fifty-six million, seventy-three thousand, six hundred thirteen".