20116112635668 has 72 divisors (see below), whose sum is σ = 54602851216032. Its totient is φ = 5747252957376.

The previous prime is 20116112635601. The next prime is 20116112635679. The reversal of 20116112635668 is 86653621161102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16040230 + ... + 17248802.

It is an arithmetic number, because the mean of its divisors is an integer number (758372933556).

Almost surely, 2^{20116112635668} is an apocalyptic number.

20116112635668 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

20116112635668 is an abundant number, since it is smaller than the sum of its proper divisors (34486738580364).

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

20116112635668 is a wasteful number, since it uses less digits than its factorization.

20116112635668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1236901 (or 1236892 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 48.

The spelling of 20116112635668 in words is "twenty trillion, one hundred sixteen billion, one hundred twelve million, six hundred thirty-five thousand, six hundred sixty-eight".