8656474741 has 16 divisors (see below), whose sum is σ = 9401765760. Its totient is φ = 7945439040.

The previous prime is 8656474721. The next prime is 8656474747. The reversal of 8656474741 is 1474746568.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8656474741 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8656474747) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68911 + ... + 148531.

It is an arithmetic number, because the mean of its divisors is an integer number (587610360).

Almost surely, 2^8656474741 is an apocalyptic number.

It is an amenable number.

8656474741 is a deficient number, since it is larger than the sum of its proper divisors (745291019).

8656474741 is a wasteful number, since it uses less digits than its factorization.

8656474741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79836.

The product of its digits is 4515840, while the sum is 52.

The square root of 8656474741 is about 93040.1781006464. The cubic root of 8656474741 is about 2053.2745399030.

The spelling of 8656474741 in words is "eight billion, six hundred fifty-six million, four hundred seventy-four thousand, seven hundred forty-one".