45663155 has 16 divisors (see below), whose sum is σ = 56967168. Its totient is φ = 35100000.

The previous prime is 45663133. The next prime is 45663161. The reversal of 45663155 is 55136654.

It is not a de Polignac number, because 45663155 - 2⁶ = 45663091 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22430 + ... + 24380.

It is an arithmetic number, because the mean of its divisors is an integer number (3560448).

Almost surely, 2^45663155 is an apocalyptic number.

45663155 is a deficient number, since it is larger than the sum of its proper divisors (11304013).

45663155 is a wasteful number, since it uses less digits than its factorization.

45663155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2138.

The product of its digits is 54000, while the sum is 35.

The square root of 45663155 is about 6757.4518126288. The cubic root of 45663155 is about 357.4280553548.

The spelling of 45663155 in words is "forty-five million, six hundred sixty-three thousand, one hundred fifty-five".