45365566 has 16 divisors (see below), whose sum is σ = 69408144. Its totient is φ = 22233024.

The previous prime is 45365561. The next prime is 45365609. The reversal of 45365566 is 66556354.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45365561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30496 + ... + 31948.

It is an arithmetic number, because the mean of its divisors is an integer number (4338009).

Almost surely, 2^45365566 is an apocalyptic number.

45365566 is a deficient number, since it is larger than the sum of its proper divisors (24042578).

45365566 is a wasteful number, since it uses less digits than its factorization.

45365566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1755.

The product of its digits is 324000, while the sum is 40.

The square root of 45365566 is about 6735.3964990934. The cubic root of 45365566 is about 356.6499038133.

The spelling of 45365566 in words is "forty-five million, three hundred sixty-five thousand, five hundred sixty-six".