45561259185 has 16 divisors (see below), whose sum is σ = 78505554624. Its totient is φ = 22430158272.

The previous prime is 45561259157. The next prime is 45561259193. The reversal of 45561259185 is 58195216554.

45561259185 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 45561259185 - 2⁸ = 45561258929 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116823547 + ... + 116823936.

It is an arithmetic number, because the mean of its divisors is an integer number (4906597164).

Almost surely, 2^45561259185 is an apocalyptic number.

It is an amenable number.

45561259185 is a deficient number, since it is larger than the sum of its proper divisors (32944295439).

45561259185 is a wasteful number, since it uses less digits than its factorization.

45561259185 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233647504.

The product of its digits is 2160000, while the sum is 51.

The spelling of 45561259185 in words is "forty-five billion, five hundred sixty-one million, two hundred fifty-nine thousand, one hundred eighty-five".