451442403355236 has 48 divisors (see below), whose sum is σ = 1081978645655040. Its totient is φ = 146394304715520.

The previous prime is 451442403355183. The next prime is 451442403355253. The reversal of 451442403355236 is 632553304244154.

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, 64180180 + ... + 70865931.

It is an arithmetic number, because the mean of its divisors is an integer number (22541221784480).

Almost surely, 2^{451442403355236} is an apocalyptic number.

It is an amenable number.

451442403355236 is an abundant number, since it is smaller than the sum of its proper divisors (630536242299804).

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

451442403355236 is a wasteful number, since it uses less digits than its factorization.

451442403355236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135053684 (or 135053682 counting only the distinct ones).

The product of its (nonzero) digits is 20736000, while the sum is 51.

The spelling of 451442403355236 in words is "four hundred fifty-one trillion, four hundred forty-two billion, four hundred three million, three hundred fifty-five thousand, two hundred thirty-six".