5615565264 has 60 divisors (see below), whose sum is σ = 16050181056. Its totient is φ = 1832026176.

The previous prime is 5615565259. The next prime is 5615565281. The reversal of 5615565264 is 4625655165.

5615565264 is a `hidden beast` number, since 5 + 61 + 5 + 565 + 26 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 408094 + ... + 421629.

Almost surely, 2^5615565264 is an apocalyptic number.

It is an amenable number.

5615565264 is an abundant number, since it is smaller than the sum of its proper divisors (10434615792).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5615565264 is a wasteful number, since it uses less digits than its factorization.

5615565264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 829784 (or 829775 counting only the distinct ones).

The product of its digits is 1080000, while the sum is 45.

The square root of 5615565264 is about 74937.0753632673. The cubic root of 5615565264 is about 1777.4517743448.

The spelling of 5615565264 in words is "five billion, six hundred fifteen million, five hundred sixty-five thousand, two hundred sixty-four".