450986983199 has 4 divisors (see below), whose sum is σ = 451064973936. Its totient is φ = 450908992464.

The previous prime is 450986983193. The next prime is 450986983217. The reversal of 450986983199 is 991389689054.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 450986983199 - 2¹² = 450986979103 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 (450986983193) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38986694 + ... + 38998259.

It is an arithmetic number, because the mean of its divisors is an integer number (112766243484).

Almost surely, 2^450986983199 is an apocalyptic number.

450986983199 is a deficient number, since it is larger than the sum of its proper divisors (77990737).

450986983199 is an equidigital number, since it uses as much as digits as its factorization.

450986983199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77990736.

The product of its (nonzero) digits is 151165440, while the sum is 71.

The spelling of 450986983199 in words is "four hundred fifty billion, nine hundred eighty-six million, nine hundred eighty-three thousand, one hundred ninety-nine".