450120678171283 has 64 divisors (see below), whose sum is σ = 547010118000640. Its totient is φ = 362189370931200.

The previous prime is 450120678171193. The next prime is 450120678171313. The reversal of 450120678171283 is 382171876021054.

It is a cyclic number.

It is not a de Polignac number, because 450120678171283 - 2³³ = 450112088236691 is a prime.

It is not an unprimeable number, because it can be changed into a prime (450120670171283) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5072252293 + ... + 5072341033.

It is an arithmetic number, because the mean of its divisors is an integer number (8547033093760).

Almost surely, 2^{450120678171283} is an apocalyptic number.

450120678171283 is a deficient number, since it is larger than the sum of its proper divisors (96889439829357).

450120678171283 is a wasteful number, since it uses less digits than its factorization.

450120678171283 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90708.

The product of its (nonzero) digits is 4515840, while the sum is 55.

The spelling of 450120678171283 in words is "four hundred fifty trillion, one hundred twenty billion, six hundred seventy-eight million, one hundred seventy-one thousand, two hundred eighty-three".