45656775 has 36 divisors (see below), whose sum is σ = 82453800. Its totient is φ = 24148800.

The previous prime is 45656773. The next prime is 45656783. The reversal of 45656775 is 57765654.

It is not a de Polignac number, because 45656775 - 2¹ = 45656773 is a prime.

It is a super-2 number, since 2×45656775² = 4169082206801250, which contains 22 as substring.

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 45656775.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45656773) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 28701 + ... + 30249.

Almost surely, 2^45656775 is an apocalyptic number.

45656775 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

45656775 is a deficient number, since it is larger than the sum of its proper divisors (36797025).

45656775 is a wasteful number, since it uses less digits than its factorization.

45656775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1696 (or 1688 counting only the distinct ones).

The product of its digits is 882000, while the sum is 45.

The square root of 45656775 is about 6756.9797246995. The cubic root of 45656775 is about 357.4114081097.

The spelling of 45656775 in words is "forty-five million, six hundred fifty-six thousand, seven hundred seventy-five".