450642131245205 has 16 divisors (see below), whose sum is σ = 549952237929600. Its totient is φ = 354392941990080.

The previous prime is 450642131245169. The next prime is 450642131245259. The reversal of 450642131245205 is 502542131246054.

It is not a de Polignac number, because 450642131245205 - 2¹⁰ = 450642131244181 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12214970 + ... + 32411259.

It is an arithmetic number, because the mean of its divisors is an integer number (34372014870600).

Almost surely, 2^{450642131245205} is an apocalyptic number.

It is an amenable number.

450642131245205 is a deficient number, since it is larger than the sum of its proper divisors (99310106684395).

450642131245205 is a wasteful number, since it uses less digits than its factorization.

450642131245205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44660524.

The product of its (nonzero) digits is 1152000, while the sum is 44.

The spelling of 450642131245205 in words is "four hundred fifty trillion, six hundred forty-two billion, one hundred thirty-one million, two hundred forty-five thousand, two hundred five".