5665588855665 has 32 divisors (see below), whose sum is σ = 9159602069376. Its totient is φ = 2990126169600.

The previous prime is 5665588855657. The next prime is 5665588855673.

5665588855665 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (5665588855657) and next prime (5665588855673).

It is not a de Polignac number, because 5665588855665 - 2³ = 5665588855657 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1826989 + ... + 3830021.

It is an arithmetic number, because the mean of its divisors is an integer number (286237564668).

Almost surely, 2^{5665588855665} is an apocalyptic number.

It is an amenable number.

5665588855665 is a deficient number, since it is larger than the sum of its proper divisors (3494013213711).

5665588855665 is a wasteful number, since it uses less digits than its factorization.

5665588855665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2005009.

The product of its digits is 10368000000, while the sum is 78.

The spelling of 5665588855665 in words is "five trillion, six hundred sixty-five billion, five hundred eighty-eight million, eight hundred fifty-five thousand, six hundred sixty-five".