45944163 has 24 divisors (see below), whose sum is σ = 68767920. Its totient is φ = 29540160.

The previous prime is 45944161. The next prime is 45944177. The reversal of 45944163 is 36144954.

45944163 is a `hidden beast` number, since 4 + 594 + 4 + 1 + 63 = 666.

It is not a de Polignac number, because 45944163 - 2¹ = 45944161 is a prime.

It is a super-2 number, since 2×45944163² = 4221732227541138, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45944161) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28308 + ... + 29886.

It is an arithmetic number, because the mean of its divisors is an integer number (2865330).

Almost surely, 2^45944163 is an apocalyptic number.

45944163 is a deficient number, since it is larger than the sum of its proper divisors (22823757).

45944163 is a wasteful number, since it uses less digits than its factorization.

45944163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1699 (or 1696 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 45944163 is about 6778.2123749555. The cubic root of 45944163 is about 358.1597525735.

The spelling of 45944163 in words is "forty-five million, nine hundred forty-four thousand, one hundred sixty-three".