70365563456 has 56 divisors (see below), whose sum is σ = 142818551040. Its totient is φ = 34382057472.

The previous prime is 70365563449. The next prime is 70365563483. The reversal of 70365563456 is 65436556307.

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, 2007005 + ... + 2041763.

Almost surely, 2^70365563456 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 70365563456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71409275520).

70365563456 is an abundant number, since it is smaller than the sum of its proper divisors (72452987584).

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

70365563456 is a wasteful number, since it uses less digits than its factorization.

70365563456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35491 (or 35481 counting only the distinct ones).

The product of its (nonzero) digits is 6804000, while the sum is 50.

The spelling of 70365563456 in words is "seventy billion, three hundred sixty-five million, five hundred sixty-three thousand, four hundred fifty-six".