45004080809 has 2 divisors, whose sum is σ = 45004080810. Its totient is φ = 45004080808.

The previous prime is 45004080799. The next prime is 45004080883. The reversal of 45004080809 is 90808040054.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37315421584 + 7688659225 = 193172^2 + 87685^2 .

It is a cyclic number.

It is not a de Polignac number, because 45004080809 - 2¹² = 45004076713 is a prime.

It is not a weakly prime, because it can be changed into another prime (45004280809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22502040404 + 22502040405.

It is an arithmetic number, because the mean of its divisors is an integer number (22502040405).

Almost surely, 2^45004080809 is an apocalyptic number.

It is an amenable number.

45004080809 is a deficient number, since it is larger than the sum of its proper divisors (1).

45004080809 is an equidigital number, since it uses as much as digits as its factorization.

45004080809 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46080, while the sum is 38.

The spelling of 45004080809 in words is "forty-five billion, four million, eighty thousand, eight hundred nine".