8105476864 has 18 divisors (see below), whose sum is σ = 16179292220. Its totient is φ = 4052738304.

The previous prime is 8105476861. The next prime is 8105476871. The reversal of 8105476864 is 4686745018.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (8105476861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15830754 + ... + 15831265.

Almost surely, 2^8105476864 is an apocalyptic number.

It is an amenable number.

8105476864 is a deficient number, since it is larger than the sum of its proper divisors (8073815356).

8105476864 is an equidigital number, since it uses as much as digits as its factorization.

8105476864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31662035 (or 31662021 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 49.

The square root of 8105476864 is about 90030.4218806066. The cubic root of 8105476864 is about 2008.7513894050.

The spelling of 8105476864 in words is "eight billion, one hundred five million, four hundred seventy-six thousand, eight hundred sixty-four".