45125302209 has 16 divisors (see below), whose sum is σ = 64884473472. Its totient is φ = 27731202048.

The previous prime is 45125302177. The next prime is 45125302213. The reversal of 45125302209 is 90220352154.

45125302209 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 45125302209 - 2⁵ = 45125302177 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45125302209.

It is not an unprimeable number, because it can be changed into a prime (45125302259) 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, 767424 + ... + 824129.

It is an arithmetic number, because the mean of its divisors is an integer number (4055279592).

Almost surely, 2^45125302209 is an apocalyptic number.

It is an amenable number.

45125302209 is a deficient number, since it is larger than the sum of its proper divisors (19759171263).

45125302209 is a wasteful number, since it uses less digits than its factorization.

45125302209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1592296.

The product of its (nonzero) digits is 21600, while the sum is 33.

The spelling of 45125302209 in words is "forty-five billion, one hundred twenty-five million, three hundred two thousand, two hundred nine".