4486979864 has 32 divisors (see below), whose sum is σ = 8957239200. Its totient is φ = 2099842560.

The previous prime is 4486979839. The next prime is 4486979869. The reversal of 4486979864 is 4689796844.

It is a self number, because there is not a number n which added to its sum of digits gives 4486979864.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4486979869) 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, 66524 + ... + 115755.

It is an arithmetic number, because the mean of its divisors is an integer number (279913725).

Almost surely, 2^4486979864 is an apocalyptic number.

It is an amenable number.

4486979864 is a deficient number, since it is larger than the sum of its proper divisors (4470259336).

4486979864 is a wasteful number, since it uses less digits than its factorization.

4486979864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182483 (or 182479 counting only the distinct ones).

The product of its digits is 83607552, while the sum is 65.

The square root of 4486979864 is about 66984.9226617453. The cubic root of 4486979864 is about 1649.3698069656.

The spelling of 4486979864 in words is "four billion, four hundred eighty-six million, nine hundred seventy-nine thousand, eight hundred sixty-four".