63952399325936 has 80 divisors (see below), whose sum is σ = 135309284472960. Its totient is φ = 29039783688960.

The previous prime is 63952399325923. The next prime is 63952399325953.

It is a happy number.

63952399325936 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1185967871 + ... + 1186021793.

It is an arithmetic number, because the mean of its divisors is an integer number (1691366055912).

Almost surely, 2^{63952399325936} is an apocalyptic number.

It is an amenable number.

63952399325936 is an abundant number, since it is smaller than the sum of its proper divisors (71356885147024).

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

63952399325936 is a wasteful number, since it uses less digits than its factorization.

63952399325936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60654 (or 60648 counting only the distinct ones).

The product of its digits is 1913187600, while the sum is 74.

The spelling of 63952399325936 in words is "sixty-three trillion, nine hundred fifty-two billion, three hundred ninety-nine million, three hundred twenty-five thousand, nine hundred thirty-six".