20662036792 has 8 divisors (see below), whose sum is σ = 38741319000. Its totient is φ = 10331018392.

The previous prime is 20662036771. The next prime is 20662036823. The reversal of 20662036792 is 29763026602.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1291377292 + ... + 1291377307.

It is an arithmetic number, because the mean of its divisors is an integer number (4842664875).

Almost surely, 2^20662036792 is an apocalyptic number.

It is an amenable number.

20662036792 is a deficient number, since it is larger than the sum of its proper divisors (18079282208).

20662036792 is a wasteful number, since it uses less digits than its factorization.

20662036792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2582754605 (or 2582754601 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 43.

The spelling of 20662036792 in words is "twenty billion, six hundred sixty-two million, thirty-six thousand, seven hundred ninety-two".