450531251153244 has 144 divisors (see below), whose sum is σ = 1206701083224000. Its totient is φ = 141241490270208.

The previous prime is 450531251153189. The next prime is 450531251153287. The reversal of 450531251153244 is 442351152135054.

450531251153244 is a `hidden beast` number, since 4 + 5 + 0 + 5 + 3 + 1 + 251 + 153 + 244 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 450531251153244.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6198882897 + ... + 6198955575.

It is an arithmetic number, because the mean of its divisors is an integer number (8379868633500).

Almost surely, 2^{450531251153244} is an apocalyptic number.

It is an amenable number.

450531251153244 is an abundant number, since it is smaller than the sum of its proper divisors (756169832070756).

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

450531251153244 is a wasteful number, since it uses less digits than its factorization.

450531251153244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79852 (or 79847 counting only the distinct ones).

The product of its (nonzero) digits is 1440000, while the sum is 45.

The spelling of 450531251153244 in words is "four hundred fifty trillion, five hundred thirty-one billion, two hundred fifty-one million, one hundred fifty-three thousand, two hundred forty-four".