4479664879 has 8 divisors (see below), whose sum is σ = 4695646032. Its totient is φ = 4268765760.

The previous prime is 4479664877. The next prime is 4479664909. The reversal of 4479664879 is 9784669744.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4479664879 - 2¹ = 4479664877 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4479664879.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4479664877) 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, 1268704 + ... + 1272229.

It is an arithmetic number, because the mean of its divisors is an integer number (586955754).

Almost surely, 2^4479664879 is an apocalyptic number.

4479664879 is a deficient number, since it is larger than the sum of its proper divisors (215981153).

4479664879 is a wasteful number, since it uses less digits than its factorization.

4479664879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2541017.

The product of its digits is 73156608, while the sum is 64.

The square root of 4479664879 is about 66930.2986621157. The cubic root of 4479664879 is about 1648.4730138612.

The spelling of 4479664879 in words is "four billion, four hundred seventy-nine million, six hundred sixty-four thousand, eight hundred seventy-nine".