45688663 has 4 divisors (see below), whose sum is σ = 46141128. Its totient is φ = 45236200.

The previous prime is 45688627. The next prime is 45688667. The reversal of 45688663 is 36688654.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45688663 - 2⁹ = 45688151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45688667) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 226081 + ... + 226282.

It is an arithmetic number, because the mean of its divisors is an integer number (11535282).

Almost surely, 2^45688663 is an apocalyptic number.

45688663 is a deficient number, since it is larger than the sum of its proper divisors (452465).

45688663 is a wasteful number, since it uses less digits than its factorization.

45688663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452464.

The product of its digits is 829440, while the sum is 46.

The square root of 45688663 is about 6759.3389469681. The cubic root of 45688663 is about 357.4945975352.

Subtracting from 45688663 its reverse (36688654), we obtain a palindrome (9000009).

It can be divided in two parts, 4568 and 8663, that added together give a palindrome (13231).

The spelling of 45688663 in words is "forty-five million, six hundred eighty-eight thousand, six hundred sixty-three".