45239361189 has 16 divisors (see below), whose sum is σ = 65833979904. Its totient is φ = 27404764400.

The previous prime is 45239361187. The next prime is 45239361229. The reversal of 45239361189 is 98116393254.

It is a cyclic number.

It is not a de Polignac number, because 45239361189 - 2¹ = 45239361187 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45239361187) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 255039 + ... + 394364.

It is an arithmetic number, because the mean of its divisors is an integer number (4114623744).

Almost surely, 2^45239361189 is an apocalyptic number.

It is an amenable number.

45239361189 is a deficient number, since it is larger than the sum of its proper divisors (20594618715).

45239361189 is a wasteful number, since it uses less digits than its factorization.

45239361189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 651528.

The product of its digits is 1399680, while the sum is 51.

The spelling of 45239361189 in words is "forty-five billion, two hundred thirty-nine million, three hundred sixty-one thousand, one hundred eighty-nine".