45078565 has 16 divisors (see below), whose sum is σ = 62404992. Its totient is φ = 30619584.

The previous prime is 45078563. The next prime is 45078569. The reversal of 45078565 is 56587054.

It is a cyclic number.

It is not a de Polignac number, because 45078565 - 2¹ = 45078563 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45078563) 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, 2274 + ... + 9763.

It is an arithmetic number, because the mean of its divisors is an integer number (3900312).

Almost surely, 2^45078565 is an apocalyptic number.

It is an amenable number.

45078565 is a deficient number, since it is larger than the sum of its proper divisors (17326427).

45078565 is a wasteful number, since it uses less digits than its factorization.

45078565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12156.

The product of its (nonzero) digits is 168000, while the sum is 40.

The square root of 45078565 is about 6714.0572681502. The cubic root of 45078565 is about 355.8962081172.

The spelling of 45078565 in words is "forty-five million, seventy-eight thousand, five hundred sixty-five".