45394271999 has 8 divisors (see below), whose sum is σ = 45957127920. Its totient is φ = 44834078016.

The previous prime is 45394271983. The next prime is 45394272013. The reversal of 45394271999 is 99917249354.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45394271999 - 2⁴ = 45394271983 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 (45394271969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 631157 + ... + 699390.

It is an arithmetic number, because the mean of its divisors is an integer number (5744640990).

Almost surely, 2^45394271999 is an apocalyptic number.

45394271999 is a deficient number, since it is larger than the sum of its proper divisors (562855921).

45394271999 is a wasteful number, since it uses less digits than its factorization.

45394271999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1330969.

The product of its digits is 22044960, while the sum is 62.

The spelling of 45394271999 in words is "forty-five billion, three hundred ninety-four million, two hundred seventy-one thousand, nine hundred ninety-nine".