45205444323999 has 12 divisors (see below), whose sum is σ = 65396747948376. Its totient is φ = 30090811327632.

The previous prime is 45205444323997. The next prime is 45205444324037. The reversal of 45205444323999 is 99932344450254.

It is a happy number.

45205444323999 is a `hidden beast` number, since 4 + 5 + 20 + 54 + 443 + 2 + 39 + 99 = 666.

It is not a de Polignac number, because 45205444323999 - 2¹ = 45205444323997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45205444323997) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3845956717 + ... + 3845968470.

It is an arithmetic number, because the mean of its divisors is an integer number (5449728995698).

Almost surely, 2^{45205444323999} is an apocalyptic number.

45205444323999 is a deficient number, since it is larger than the sum of its proper divisors (20191303624377).

45205444323999 is a wasteful number, since it uses less digits than its factorization.

45205444323999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7691925846 (or 7691925843 counting only the distinct ones).

The product of its (nonzero) digits is 167961600, while the sum is 63.

The spelling of 45205444323999 in words is "forty-five trillion, two hundred five billion, four hundred forty-four million, three hundred twenty-three thousand, nine hundred ninety-nine".