20011179703944 has 128 divisors (see below), whose sum is σ = 59601899105280. Its totient is φ = 5518694227200.

The previous prime is 20011179703891. The next prime is 20011179703951. The reversal of 20011179703944 is 44930797111002.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 20011179703893 and 20011179703902.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 40818042 + ... + 41305385.

It is an arithmetic number, because the mean of its divisors is an integer number (465639836760).

Almost surely, 2^{20011179703944} is an apocalyptic number.

20011179703944 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

20011179703944 is an abundant number, since it is smaller than the sum of its proper divisors (39590719401336).

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

20011179703944 is a wasteful number, since it uses less digits than its factorization.

20011179703944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82123531 (or 82123527 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 48.

The spelling of 20011179703944 in words is "twenty trillion, eleven billion, one hundred seventy-nine million, seven hundred three thousand, nine hundred forty-four".