70193813320 has 32 divisors (see below), whose sum is σ = 159564295800. Its totient is φ = 27788064768.

The previous prime is 70193813303. The next prime is 70193813323. The reversal of 70193813320 is 2331839107.

It can be written as a sum of positive squares in 4 ways, for example, as 62479001764 + 7714811556 = 249958^2 + 87834^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 70193813320.

It is not an unprimeable number, because it can be changed into a prime (70193813323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9041715 + ... + 9049474.

Almost surely, 2^70193813320 is an apocalyptic number.

It is an amenable number.

70193813320 is an abundant number, since it is smaller than the sum of its proper divisors (89370482480).

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

70193813320 is a wasteful number, since it uses less digits than its factorization.

70193813320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18091297 (or 18091293 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 37.

The spelling of 70193813320 in words is "seventy billion, one hundred ninety-three million, eight hundred thirteen thousand, three hundred twenty".