45043182089 has 2 divisors, whose sum is σ = 45043182090. Its totient is φ = 45043182088.

The previous prime is 45043182053. The next prime is 45043182229. The reversal of 45043182089 is 98028134054.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41181802489 + 3861379600 = 202933^2 + 62140^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45043182089 is a prime.

It is not a weakly prime, because it can be changed into another prime (45043182689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22521591044 + 22521591045.

It is an arithmetic number, because the mean of its divisors is an integer number (22521591045).

Almost surely, 2^45043182089 is an apocalyptic number.

It is an amenable number.

45043182089 is a deficient number, since it is larger than the sum of its proper divisors (1).

45043182089 is an equidigital number, since it uses as much as digits as its factorization.

45043182089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 276480, while the sum is 44.

The spelling of 45043182089 in words is "forty-five billion, forty-three million, one hundred eighty-two thousand, eighty-nine".