5615928664 has 16 divisors (see below), whose sum is σ = 10568725920. Its totient is φ = 2797601760.

The previous prime is 5615928623. The next prime is 5615928671. The reversal of 5615928664 is 4668295165.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1293019 + ... + 1297354.

It is an arithmetic number, because the mean of its divisors is an integer number (660545370).

Almost surely, 2^5615928664 is an apocalyptic number.

It is an amenable number.

5615928664 is a deficient number, since it is larger than the sum of its proper divisors (4952797256).

5615928664 is a wasteful number, since it uses less digits than its factorization.

5615928664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2590650 (or 2590646 counting only the distinct ones).

The product of its digits is 3110400, while the sum is 52.

The square root of 5615928664 is about 74939.5000250202. The cubic root of 5615928664 is about 1777.4901149221.

It can be divided in two parts, 561 and 5928664, that added together give a square (5929225 = 2435²).

The spelling of 5615928664 in words is "five billion, six hundred fifteen million, nine hundred twenty-eight thousand, six hundred sixty-four".