45518505 has 16 divisors (see below), whose sum is σ = 74025024. Its totient is φ = 23878080.

The previous prime is 45518489. The next prime is 45518507. The reversal of 45518505 is 50581554.

It is not a de Polignac number, because 45518505 - 2⁴ = 45518489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45518507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23959 + ... + 25788.

It is an arithmetic number, because the mean of its divisors is an integer number (4626564).

Almost surely, 2^45518505 is an apocalyptic number.

It is an amenable number.

45518505 is a deficient number, since it is larger than the sum of its proper divisors (28506519).

45518505 is a wasteful number, since it uses less digits than its factorization.

45518505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49816.

The product of its (nonzero) digits is 20000, while the sum is 33.

The square root of 45518505 is about 6746.7403240380. The cubic root of 45518505 is about 357.0502404793.

The spelling of 45518505 in words is "forty-five million, five hundred eighteen thousand, five hundred five".