6488623964 has 24 divisors (see below), whose sum is σ = 11408411280. Its totient is φ = 3229110144.

The previous prime is 6488623913. The next prime is 6488623979. The reversal of 6488623964 is 4693268846.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 921722 + ... + 928734.

It is an arithmetic number, because the mean of its divisors is an integer number (475350470).

Almost surely, 2^6488623964 is an apocalyptic number.

It is an amenable number.

6488623964 is a deficient number, since it is larger than the sum of its proper divisors (4919787316).

6488623964 is a wasteful number, since it uses less digits than its factorization.

6488623964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8069 (or 8067 counting only the distinct ones).

The product of its digits is 11943936, while the sum is 56.

The square root of 6488623964 is about 80551.9954066937. The cubic root of 6488623964 is about 1865.1661943911.

The spelling of 6488623964 in words is "six billion, four hundred eighty-eight million, six hundred twenty-three thousand, nine hundred sixty-four".