45657566 has 8 divisors (see below), whose sum is σ = 68684760. Its totient is φ = 22762648.

The previous prime is 45657527. The next prime is 45657569. The reversal of 45657566 is 66575654.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×45657566² = 4169226666088712, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45657569) 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, 32201 + ... + 33588.

It is an arithmetic number, because the mean of its divisors is an integer number (8585595).

Almost surely, 2^45657566 is an apocalyptic number.

45657566 is a deficient number, since it is larger than the sum of its proper divisors (23027194).

45657566 is a wasteful number, since it uses less digits than its factorization.

45657566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66138.

The product of its digits is 756000, while the sum is 44.

The square root of 45657566 is about 6757.0382565145. The cubic root of 45657566 is about 357.4134721392.

The spelling of 45657566 in words is "forty-five million, six hundred fifty-seven thousand, five hundred sixty-six".