70450032768 has 64 divisors (see below), whose sum is σ = 190304704800. Its totient is φ = 23085314048.

The previous prime is 70450032713. The next prime is 70450032781. The reversal of 70450032768 is 86723005407.

It is a tau number, because it is divible by the number of its divisors (64).

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, 1532121 + ... + 1577432.

Almost surely, 2^70450032768 is an apocalyptic number.

It is an amenable number.

70450032768 is an abundant number, since it is smaller than the sum of its proper divisors (119854672032).

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

70450032768 is a wasteful number, since it uses less digits than its factorization.

70450032768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3109629 (or 3109617 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 42.

The spelling of 70450032768 in words is "seventy billion, four hundred fifty million, thirty-two thousand, seven hundred sixty-eight".