63970936996 has 24 divisors (see below), whose sum is σ = 114785427456. Its totient is φ = 31176540480.

The previous prime is 63970936979. The next prime is 63970937021. The reversal of 63970936996 is 69963907936.

63970936996 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 1156 + ... + 357691.

It is an arithmetic number, because the mean of its divisors is an integer number (4782726144).

Almost surely, 2^63970936996 is an apocalyptic number.

It is an amenable number.

63970936996 is a deficient number, since it is larger than the sum of its proper divisors (50814490460).

63970936996 is a wasteful number, since it uses less digits than its factorization.

63970936996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359979 (or 359977 counting only the distinct ones).

The product of its (nonzero) digits is 89282088, while the sum is 67.

The spelling of 63970936996 in words is "sixty-three billion, nine hundred seventy million, nine hundred thirty-six thousand, nine hundred ninety-six".