45757755 has 12 divisors (see below), whose sum is σ = 79313520. Its totient is φ = 24404112.

The previous prime is 45757729. The next prime is 45757799. The reversal of 45757755 is 55775754.

It is a happy number.

45757755 is a `hidden beast` number, since 4 + 575 + 7 + 75 + 5 = 666.

It is not a de Polignac number, because 45757755 - 2²³ = 37369147 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 1016839 = 45757755 / (4 + 5 + 7 + 5 + 7 + 7 + 5 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 45757755.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 508375 + ... + 508464.

It is an arithmetic number, because the mean of its divisors is an integer number (6609460).

Almost surely, 2^45757755 is an apocalyptic number.

45757755 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

45757755 is a deficient number, since it is larger than the sum of its proper divisors (33555765).

45757755 is a wasteful number, since it uses less digits than its factorization.

45757755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1016850 (or 1016847 counting only the distinct ones).

The product of its digits is 857500, while the sum is 45.

The square root of 45757755 is about 6764.4478710387. The cubic root of 45757755 is about 357.6747120670.

The spelling of 45757755 in words is "forty-five million, seven hundred fifty-seven thousand, seven hundred fifty-five".