20116707407744 has 32 divisors (see below), whose sum is σ = 40559099482440. Its totient is φ = 9937168714240.

The previous prime is 20116707407611. The next prime is 20116707407861. The reversal of 20116707407744 is 44770470761102.

It is a tau number, because it is divible by the number of its divisors (32).

It is a junction number, because it is equal to n+sod(n) for n = 20116707407692 and 20116707407701.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 946747067 + ... + 946768314.

Almost surely, 2^{20116707407744} is an apocalyptic number.

It is an amenable number.

20116707407744 is an abundant number, since it is smaller than the sum of its proper divisors (20442392074696).

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

20116707407744 is an equidigital number, since it uses as much as digits as its factorization.

20116707407744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1893515478 (or 1893515466 counting only the distinct ones).

The product of its (nonzero) digits is 1843968, while the sum is 50.

The spelling of 20116707407744 in words is "twenty trillion, one hundred sixteen billion, seven hundred seven million, four hundred seven thousand, seven hundred forty-four".