70782465792 has 144 divisors (see below), whose sum is σ = 193721424512. Its totient is φ = 22927380480.

The previous prime is 70782465781. The next prime is 70782465823. The reversal of 70782465792 is 29756428707.

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, 43504083 + ... + 43505709.

Almost surely, 2^70782465792 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70782465792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96860712256).

70782465792 is an abundant number, since it is smaller than the sum of its proper divisors (122938958720).

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

70782465792 is a wasteful number, since it uses less digits than its factorization.

70782465792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3214 (or 3200 counting only the distinct ones).

The product of its (nonzero) digits is 11854080, while the sum is 57.

The spelling of 70782465792 in words is "seventy billion, seven hundred eighty-two million, four hundred sixty-five thousand, seven hundred ninety-two".