20607916930496 has 56 divisors (see below), whose sum is σ = 47875709497056. Its totient is φ = 8616550625280.

The previous prime is 20607916930493. The next prime is 20607916930529. The reversal of 20607916930496 is 69403961970602.

It is a tau number, because it is divible by the number of its divisors (56).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20607916930493) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 560954981 + ... + 560991716.

It is an arithmetic number, because the mean of its divisors is an integer number (854923383876).

Almost surely, 2^{20607916930496} is an apocalyptic number.

It is an amenable number.

20607916930496 is an abundant number, since it is smaller than the sum of its proper divisors (27267792566560).

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

20607916930496 is a wasteful number, since it uses less digits than its factorization.

20607916930496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1121946757 (or 1121946747 counting only the distinct ones).

The product of its (nonzero) digits is 26453952, while the sum is 62.

The spelling of 20607916930496 in words is "twenty trillion, six hundred seven billion, nine hundred sixteen million, nine hundred thirty thousand, four hundred ninety-six".