450133271718 has 16 divisors (see below), whose sum is σ = 969517816176. Its totient is φ = 138502545120.

The previous prime is 450133271711. The next prime is 450133271719. The reversal of 450133271718 is 817172331054.

It is a self number, because there is not a number n which added to its sum of digits gives 450133271718.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450133271711) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2885469613 + ... + 2885469768.

It is an arithmetic number, because the mean of its divisors is an integer number (60594863511).

Almost surely, 2^450133271718 is an apocalyptic number.

450133271718 is an abundant number, since it is smaller than the sum of its proper divisors (519384544458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

450133271718 is a wasteful number, since it uses less digits than its factorization.

450133271718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5770939399.

The product of its (nonzero) digits is 141120, while the sum is 42.

The spelling of 450133271718 in words is "four hundred fifty billion, one hundred thirty-three million, two hundred seventy-one thousand, seven hundred eighteen".