8113685776 has 45 divisors (see below), whose sum is σ = 18292526469. Its totient is φ = 3476212992.

The previous prime is 8113685771. The next prime is 8113685807. The reversal of 8113685776 is 6775863118.

The square root of 8113685776 is 90076.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 7317091600 + 796594176 = 85540^2 + 28224^2 .

It is not an unprimeable number, because it can be changed into a prime (8113685771) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2520520 + ... + 2523736.

Almost surely, 2^8113685776 is an apocalyptic number.

8113685776 is the 90076-th square number.

It is an amenable number.

8113685776 is an abundant number, since it is smaller than the sum of its proper divisors (10178840693).

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

8113685776 is an frugal number, since it uses more digits than its factorization.

8113685776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6456 (or 3226 counting only the distinct ones).

The product of its digits is 1693440, while the sum is 52.

The cubic root of 8113685776 is about 2009.4292890563.

It can be divided in two parts, 8113 and 685776, that added together give a square (693889 = 833²).

The spelling of 8113685776 in words is "eight billion, one hundred thirteen million, six hundred eighty-five thousand, seven hundred seventy-six".