45440565 has 16 divisors (see below), whose sum is σ = 72793728. Its totient is φ = 24205376.

The previous prime is 45440543. The next prime is 45440567. The reversal of 45440565 is 56504454.

It is a cyclic number.

It is not a de Polignac number, because 45440565 - 2¹¹ = 45438517 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45440567) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17107 + ... + 19583.

It is an arithmetic number, because the mean of its divisors is an integer number (4549608).

Almost surely, 2^45440565 is an apocalyptic number.

It is an amenable number.

45440565 is a deficient number, since it is larger than the sum of its proper divisors (27353163).

45440565 is a wasteful number, since it uses less digits than its factorization.

45440565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3708.

The product of its (nonzero) digits is 48000, while the sum is 33.

The square root of 45440565 is about 6740.9617266381. The cubic root of 45440565 is about 356.8463351726.

The spelling of 45440565 in words is "forty-five million, four hundred forty thousand, five hundred sixty-five".