45856755 has 24 divisors (see below), whose sum is σ = 90840672. Its totient is φ = 20962944.

The previous prime is 45856739. The next prime is 45856763. The reversal of 45856755 is 55765854.

45856755 is a `hidden beast` number, since 4 + 585 + 67 + 5 + 5 = 666.

It is not a de Polignac number, because 45856755 - 2⁴ = 45856739 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 45856755.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 72474 + ... + 73103.

It is an arithmetic number, because the mean of its divisors is an integer number (3785028).

Almost surely, 2^45856755 is an apocalyptic number.

45856755 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

45856755 is a deficient number, since it is larger than the sum of its proper divisors (44983917).

45856755 is a wasteful number, since it uses less digits than its factorization.

45856755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145595 (or 145592 counting only the distinct ones).

The product of its digits is 840000, while the sum is 45.

The square root of 45856755 is about 6771.7615876521. The cubic root of 45856755 is about 357.9324774082.

Subtracting 45856755 from its reverse (55765854), we obtain a palindrome (9909099).

The spelling of 45856755 in words is "forty-five million, eight hundred fifty-six thousand, seven hundred fifty-five".