45423774345 has 16 divisors (see below), whose sum is σ = 72810918720. Its totient is φ = 24181719744.

The previous prime is 45423774289. The next prime is 45423774419. The reversal of 45423774345 is 54347732454.

It is not a de Polignac number, because 45423774345 - 2⁷ = 45423774217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45423774294 and 45423774303.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2759850 + ... + 2776259.

It is an arithmetic number, because the mean of its divisors is an integer number (4550682420).

Almost surely, 2^45423774345 is an apocalyptic number.

It is an amenable number.

45423774345 is a deficient number, since it is larger than the sum of its proper divisors (27387144375).

45423774345 is a wasteful number, since it uses less digits than its factorization.

45423774345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5536664.

The product of its digits is 5644800, while the sum is 48.

The spelling of 45423774345 in words is "forty-five billion, four hundred twenty-three million, seven hundred seventy-four thousand, three hundred forty-five".