20963077632 has 120 divisors (see below), whose sum is σ = 69143948016. Its totient is φ = 5989441536.

The previous prime is 20963077613. The next prime is 20963077643. The reversal of 20963077632 is 23677036902.

20963077632 is a `hidden beast` number, since 2 + 0 + 9 + 6 + 3 + 0 + 7 + 7 + 632 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 292693 + ... + 357204.

Almost surely, 2^20963077632 is an apocalyptic number.

It is an amenable number.

20963077632 is an abundant number, since it is smaller than the sum of its proper divisors (48180870384).

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

20963077632 is an equidigital number, since it uses as much as digits as its factorization.

20963077632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 649928 (or 649909 counting only the distinct ones).

The product of its (nonzero) digits is 571536, while the sum is 45.

The spelling of 20963077632 in words is "twenty billion, nine hundred sixty-three million, seventy-seven thousand, six hundred thirty-two".