5662662665 has 24 divisors (see below), whose sum is σ = 7528012800. Its totient is φ = 4085817120.

The previous prime is 5662662661. The next prime is 5662662671.

5662662665 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5662662665 - 2² = 5662662661 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5662662661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39986 + ... + 113684.

It is an arithmetic number, because the mean of its divisors is an integer number (313667200).

Almost surely, 2^5662662665 is an apocalyptic number.

5662662665 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5662662665 is a deficient number, since it is larger than the sum of its proper divisors (1865350135).

5662662665 is a wasteful number, since it uses less digits than its factorization.

5662662665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73853 (or 73842 counting only the distinct ones).

The product of its digits is 4665600, while the sum is 50.

The square root of 5662662665 is about 75250.6655452296. The cubic root of 5662662665 is about 1782.4070730851.

The spelling of 5662662665 in words is "five billion, six hundred sixty-two million, six hundred sixty-two thousand, six hundred sixty-five".