5565017997 has 24 divisors (see below), whose sum is σ = 10021851840. Its totient is φ = 2890918080.

The previous prime is 5565017993. The next prime is 5565018007. The reversal of 5565017997 is 7997105655.

5565017997 is a `hidden beast` number, since 5 + 565 + 0 + 1 + 79 + 9 + 7 = 666.

It is not a de Polignac number, because 5565017997 - 2² = 5565017993 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5565017993) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4014472 + ... + 4015857.

It is an arithmetic number, because the mean of its divisors is an integer number (417577160).

Almost surely, 2^5565017997 is an apocalyptic number.

It is an amenable number.

5565017997 is a deficient number, since it is larger than the sum of its proper divisors (4456833843).

5565017997 is a wasteful number, since it uses less digits than its factorization.

5565017997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8030353 (or 8030350 counting only the distinct ones).

The product of its (nonzero) digits is 2976750, while the sum is 54.

The square root of 5565017997 is about 74599.0482311939. The cubic root of 5565017997 is about 1772.1025794039.

The spelling of 5565017997 in words is "five billion, five hundred sixty-five million, seventeen thousand, nine hundred ninety-seven".