20013657335336 has 32 divisors (see below), whose sum is σ = 42925079952000. Its totient is φ = 8569547439936.

The previous prime is 20013657335327. The next prime is 20013657335509. The reversal of 20013657335336 is 63353375631002.

It is an unprimeable number.

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, 161068076 + ... + 161192283.

It is an arithmetic number, because the mean of its divisors is an integer number (1341408748500).

Almost surely, 2^{20013657335336} is an apocalyptic number.

It is an amenable number.

20013657335336 is an abundant number, since it is smaller than the sum of its proper divisors (22911422616664).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20013657335336 is a wasteful number, since it uses less digits than its factorization.

20013657335336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322261481 (or 322261477 counting only the distinct ones).

The product of its (nonzero) digits is 3061800, while the sum is 47.

The spelling of 20013657335336 in words is "twenty trillion, thirteen billion, six hundred fifty-seven million, three hundred thirty-five thousand, three hundred thirty-six".