8468515964 has 24 divisors (see below), whose sum is σ = 15030785280. Its totient is φ = 4174066944.

The previous prime is 8468515921. The next prime is 8468515969. The reversal of 8468515964 is 4695158648.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8468515969) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 647312 + ... + 660264.

It is an arithmetic number, because the mean of its divisors is an integer number (626282720).

Almost surely, 2^8468515964 is an apocalyptic number.

It is an amenable number.

8468515964 is a deficient number, since it is larger than the sum of its proper divisors (6562269316).

8468515964 is a wasteful number, since it uses less digits than its factorization.

8468515964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15269 (or 15267 counting only the distinct ones).

The product of its digits is 8294400, while the sum is 56.

The square root of 8468515964 is about 92024.5400097170. The cubic root of 8468515964 is about 2038.3046888620.

The spelling of 8468515964 in words is "eight billion, four hundred sixty-eight million, five hundred fifteen thousand, nine hundred sixty-four".