45332440453439 has 4 divisors (see below), whose sum is σ = 45970925530320. Its totient is φ = 44693955376560.

The previous prime is 45332440453387. The next prime is 45332440453441. The reversal of 45332440453439 is 93435404423354.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45332440453439 - 2²⁴ = 45332423676223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45332440453939) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 319242538334 + ... + 319242538475.

It is an arithmetic number, because the mean of its divisors is an integer number (11492731382580).

Almost surely, 2^{45332440453439} is an apocalyptic number.

45332440453439 is a deficient number, since it is larger than the sum of its proper divisors (638485076881).

45332440453439 is an equidigital number, since it uses as much as digits as its factorization.

45332440453439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 638485076880.

The product of its (nonzero) digits is 37324800, while the sum is 53.

The spelling of 45332440453439 in words is "forty-five trillion, three hundred thirty-two billion, four hundred forty million, four hundred fifty-three thousand, four hundred thirty-nine".