45375080549 has 2 divisors, whose sum is σ = 45375080550. Its totient is φ = 45375080548.

The previous prime is 45375080503. The next prime is 45375080561. The reversal of 45375080549 is 94508057354.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35426015524 + 9949065025 = 188218^2 + 99745^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45375080549 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45375080497 and 45375080506.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45375089549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22687540274 + 22687540275.

It is an arithmetic number, because the mean of its divisors is an integer number (22687540275).

Almost surely, 2^45375080549 is an apocalyptic number.

It is an amenable number.

45375080549 is a deficient number, since it is larger than the sum of its proper divisors (1).

45375080549 is an equidigital number, since it uses as much as digits as its factorization.

45375080549 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024000, while the sum is 50.

The spelling of 45375080549 in words is "forty-five billion, three hundred seventy-five million, eighty thousand, five hundred forty-nine".