70632609720 has 64 divisors (see below), whose sum is σ = 211976123040. Its totient is φ = 18828403200.

The previous prime is 70632609689. The next prime is 70632609721. The reversal of 70632609720 is 2790623607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70632609721) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 221550 + ... + 436290.

Almost surely, 2^70632609720 is an apocalyptic number.

It is an amenable number.

70632609720 is an abundant number, since it is smaller than the sum of its proper divisors (141343513320).

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

70632609720 is a wasteful number, since it uses less digits than its factorization.

70632609720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217496 (or 217492 counting only the distinct ones).

The product of its (nonzero) digits is 190512, while the sum is 42.

The spelling of 70632609720 in words is "seventy billion, six hundred thirty-two million, six hundred nine thousand, seven hundred twenty".