45509010 has 16 divisors (see below), whose sum is σ = 109221696. Its totient is φ = 12135728.

The previous prime is 45508999. The next prime is 45509027. The reversal of 45509010 is 1090554.

45509010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 758454 + ... + 758513.

It is an arithmetic number, because the mean of its divisors is an integer number (6826356).

Almost surely, 2^45509010 is an apocalyptic number.

45509010 is an abundant number, since it is smaller than the sum of its proper divisors (63712686).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45509010 is a wasteful number, since it uses less digits than its factorization.

45509010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1516977.

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 45509010 is about 6746.0366141906. The cubic root of 45509010 is about 357.0254122782.

Adding to 45509010 its reverse (1090554), we get a palindrome (46599564).

The spelling of 45509010 in words is "forty-five million, five hundred nine thousand, ten".