45039448579 has 2 divisors, whose sum is σ = 45039448580. Its totient is φ = 45039448578.

The previous prime is 45039448577. The next prime is 45039448589. The reversal of 45039448579 is 97584493054.

45039448579 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45039448579 - 2¹ = 45039448577 is a prime.

Together with 45039448577, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (45039448577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22519724289 + 22519724290.

It is an arithmetic number, because the mean of its divisors is an integer number (22519724290).

Almost surely, 2^45039448579 is an apocalyptic number.

45039448579 is a deficient number, since it is larger than the sum of its proper divisors (1).

45039448579 is an equidigital number, since it uses as much as digits as its factorization.

45039448579 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21772800, while the sum is 58.

The spelling of 45039448579 in words is "forty-five billion, thirty-nine million, four hundred forty-eight thousand, five hundred seventy-nine".