45065518 has 4 divisors (see below), whose sum is σ = 67598280. Its totient is φ = 22532758.

The previous prime is 45065509. The next prime is 45065539. The reversal of 45065518 is 81556054.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11266378 + ... + 11266381.

It is an arithmetic number, because the mean of its divisors is an integer number (16899570).

Almost surely, 2^45065518 is an apocalyptic number.

45065518 is a deficient number, since it is larger than the sum of its proper divisors (22532762).

45065518 is a wasteful number, since it uses less digits than its factorization.

45065518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22532761.

The product of its (nonzero) digits is 24000, while the sum is 34.

The square root of 45065518 is about 6713.0855796720. The cubic root of 45065518 is about 355.8618693587.

The spelling of 45065518 in words is "forty-five million, sixty-five thousand, five hundred eighteen".