45809268945 has 64 divisors (see below), whose sum is σ = 84282716160. Its totient is φ = 21012480000.

The previous prime is 45809268929. The next prime is 45809268971. The reversal of 45809268945 is 54986290854.

It is not a de Polignac number, because 45809268945 - 2⁴ = 45809268929 is a prime.

It is a Curzon number.

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 63 ways as a sum of consecutive naturals, for example, 2344657 + ... + 2364113.

It is an arithmetic number, because the mean of its divisors is an integer number (1316917440).

Almost surely, 2^45809268945 is an apocalyptic number.

It is an amenable number.

45809268945 is a deficient number, since it is larger than the sum of its proper divisors (38473447215).

45809268945 is a wasteful number, since it uses less digits than its factorization.

45809268945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20246.

The product of its (nonzero) digits is 24883200, while the sum is 60.

The spelling of 45809268945 in words is "forty-five billion, eight hundred nine million, two hundred sixty-eight thousand, nine hundred forty-five".