65630402636 has 12 divisors (see below), whose sum is σ = 114956777040. Its totient is φ = 32785609200.

The previous prime is 65630402609. The next prime is 65630402659. The reversal of 65630402636 is 63620403656.

65630402636 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 65630402593 and 65630402602.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7393040 + ... + 7401911.

It is an arithmetic number, because the mean of its divisors is an integer number (9579731420).

Almost surely, 2^65630402636 is an apocalyptic number.

It is an amenable number.

65630402636 is a deficient number, since it is larger than the sum of its proper divisors (49326374404).

65630402636 is a wasteful number, since it uses less digits than its factorization.

65630402636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14796064 (or 14796062 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 41.

The spelling of 65630402636 in words is "sixty-five billion, six hundred thirty million, four hundred two thousand, six hundred thirty-six".