63676669764 has 24 divisors (see below), whose sum is σ = 148591140768. Its totient is φ = 21223807360.

The previous prime is 63676669759. The next prime is 63676669801. The reversal of 63676669764 is 46796667636.

It is a junction number, because it is equal to n+sod(n) for n = 63676669695 and 63676669704.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62517 + ... + 362300.

It is an arithmetic number, because the mean of its divisors is an integer number (6191297532).

Almost surely, 2^63676669764 is an apocalyptic number.

It is an amenable number.

63676669764 is an abundant number, since it is smaller than the sum of its proper divisors (84914471004).

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

63676669764 is a wasteful number, since it uses less digits than its factorization.

63676669764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437315 (or 437313 counting only the distinct ones).

The product of its digits is 246903552, while the sum is 66.

The spelling of 63676669764 in words is "sixty-three billion, six hundred seventy-six million, six hundred sixty-nine thousand, seven hundred sixty-four".