450469983156 has 24 divisors (see below), whose sum is σ = 1052213653344. Its totient is φ = 149997085920.

The previous prime is 450469983121. The next prime is 450469983163. The reversal of 450469983156 is 651389964054.

It is a self number, because there is not a number n which added to its sum of digits gives 450469983156.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19935130 + ... + 19957713.

It is an arithmetic number, because the mean of its divisors is an integer number (43842235556).

Almost surely, 2^450469983156 is an apocalyptic number.

It is an amenable number.

450469983156 is an abundant number, since it is smaller than the sum of its proper divisors (601743670188).

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

450469983156 is a wasteful number, since it uses less digits than its factorization.

450469983156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39893791 (or 39893789 counting only the distinct ones).

The product of its (nonzero) digits is 27993600, while the sum is 60.

The spelling of 450469983156 in words is "four hundred fifty billion, four hundred sixty-nine million, nine hundred eighty-three thousand, one hundred fifty-six".