70784713632 has 24 divisors (see below), whose sum is σ = 185809873536. Its totient is φ = 23594904512.

The previous prime is 70784713609. The next prime is 70784713697. The reversal of 70784713632 is 23631748707.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 368670288 + ... + 368670479.

It is an arithmetic number, because the mean of its divisors is an integer number (7742078064).

Almost surely, 2^70784713632 is an apocalyptic number.

It is an amenable number.

70784713632 is an abundant number, since it is smaller than the sum of its proper divisors (115025159904).

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

70784713632 is a wasteful number, since it uses less digits than its factorization.

70784713632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 737340780 (or 737340772 counting only the distinct ones).

The product of its (nonzero) digits is 1185408, while the sum is 48.

The spelling of 70784713632 in words is "seventy billion, seven hundred eighty-four million, seven hundred thirteen thousand, six hundred thirty-two".