8093447864 has 8 divisors (see below), whose sum is σ = 15175214760. Its totient is φ = 4046723928.

The previous prime is 8093447863. The next prime is 8093447891. The reversal of 8093447864 is 4687443908.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8093447863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505840484 + ... + 505840499.

It is an arithmetic number, because the mean of its divisors is an integer number (1896901845).

Almost surely, 2^8093447864 is an apocalyptic number.

It is an amenable number.

8093447864 is a deficient number, since it is larger than the sum of its proper divisors (7081766896).

8093447864 is a wasteful number, since it uses less digits than its factorization.

8093447864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1011680989 (or 1011680985 counting only the distinct ones).

The product of its (nonzero) digits is 4644864, while the sum is 53.

The square root of 8093447864 is about 89963.5918802712. The cubic root of 8093447864 is about 2007.7571960562.

The spelling of 8093447864 in words is "eight billion, ninety-three million, four hundred forty-seven thousand, eight hundred sixty-four".