45409195444 has 12 divisors (see below), whose sum is σ = 79673577984. Its totient is φ = 22645316024.

The previous prime is 45409195441. The next prime is 45409195459. The reversal of 45409195444 is 44459190454.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45409195441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14818702 + ... + 14821765.

It is an arithmetic number, because the mean of its divisors is an integer number (6639464832).

Almost surely, 2^45409195444 is an apocalyptic number.

It is an amenable number.

45409195444 is a deficient number, since it is larger than the sum of its proper divisors (34264382540).

45409195444 is a wasteful number, since it uses less digits than its factorization.

45409195444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29640854 (or 29640852 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 49.

The spelling of 45409195444 in words is "forty-five billion, four hundred nine million, one hundred ninety-five thousand, four hundred forty-four".