45054383639 has 4 divisors (see below), whose sum is σ = 45818017320. Its totient is φ = 44290749960.

The previous prime is 45054383597. The next prime is 45054383651. The reversal of 45054383639 is 93638345054.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45054383639 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 (45054383039) 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, 381816752 + ... + 381816869.

It is an arithmetic number, because the mean of its divisors is an integer number (11454504330).

Almost surely, 2^45054383639 is an apocalyptic number.

45054383639 is a deficient number, since it is larger than the sum of its proper divisors (763633681).

45054383639 is an equidigital number, since it uses as much as digits as its factorization.

45054383639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 763633680.

The product of its (nonzero) digits is 4665600, while the sum is 50.

The spelling of 45054383639 in words is "forty-five billion, fifty-four million, three hundred eighty-three thousand, six hundred thirty-nine".