8655697494 has 48 divisors (see below), whose sum is σ = 19932806400. Its totient is φ = 2706829488.

The previous prime is 8655697487. The next prime is 8655697499. The reversal of 8655697494 is 4947965568.

8655697494 is a `hidden beast` number, since 8 + 6 + 5 + 56 + 97 + 494 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8655697499) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 87634 + ... + 158085.

It is an arithmetic number, because the mean of its divisors is an integer number (415266800).

Almost surely, 2^8655697494 is an apocalyptic number.

8655697494 is an abundant number, since it is smaller than the sum of its proper divisors (11277108906).

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

8655697494 is a wasteful number, since it uses less digits than its factorization.

8655697494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245849 (or 245846 counting only the distinct ones).

The product of its digits is 65318400, while the sum is 63.

The square root of 8655697494 is about 93036.0010641042. The cubic root of 8655697494 is about 2053.2130849693.

The spelling of 8655697494 in words is "eight billion, six hundred fifty-five million, six hundred ninety-seven thousand, four hundred ninety-four".