45565659 has 12 divisors (see below), whose sum is σ = 68255096. Its totient is φ = 30376944.

The previous prime is 45565649. The next prime is 45565673. The reversal of 45565659 is 95656554.

It is not a de Polignac number, because 45565659 - 2¹⁶ = 45500123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45565649) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 93514 + ... + 93999.

Almost surely, 2^45565659 is an apocalyptic number.

45565659 is a deficient number, since it is larger than the sum of its proper divisors (22689437).

45565659 is an equidigital number, since it uses as much as digits as its factorization.

45565659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187528 (or 187516 counting only the distinct ones).

The product of its digits is 810000, while the sum is 45.

The square root of 45565659 is about 6750.2339959441. The cubic root of 45565659 is about 357.1734909876.

The spelling of 45565659 in words is "forty-five million, five hundred sixty-five thousand, six hundred fifty-nine".