70707765568 has 112 divisors (see below), whose sum is σ = 160138798848. Its totient is φ = 30688256000.

The previous prime is 70707765551. The next prime is 70707765613. The reversal of 70707765568 is 86556770707.

It is a super-2 number, since 2×70707765568² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1330548 + ... + 1382668.

It is an arithmetic number, because the mean of its divisors is an integer number (1429810704).

Almost surely, 2^70707765568 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 70707765568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80069399424).

70707765568 is an abundant number, since it is smaller than the sum of its proper divisors (89431033280).

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

70707765568 is a wasteful number, since it uses less digits than its factorization.

70707765568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52232 (or 52222 counting only the distinct ones).

The product of its (nonzero) digits is 17287200, while the sum is 58.

The spelling of 70707765568 in words is "seventy billion, seven hundred seven million, seven hundred sixty-five thousand, five hundred sixty-eight".