453374442864 has 280 divisors, whose sum is σ = 1506443601280. Its totient is φ = 129484536768.

The previous prime is 453374442853. The next prime is 453374442887. The reversal of 453374442864 is 468244473354.

453374442864 is a `hidden beast` number, since 4 + 53 + 3 + 74 + 442 + 86 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 453374442864.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 178562907 + ... + 178565445.

Almost surely, 2^453374442864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 453374442864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (753221800640).

453374442864 is an abundant number, since it is smaller than the sum of its proper divisors (1053069158416).

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

453374442864 is an frugal number, since it uses more digits than its factorization.

453374442864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2593 (or 2551 counting only the distinct ones).

The product of its digits is 30965760, while the sum is 54.

The spelling of 453374442864 in words is "four hundred fifty-three billion, three hundred seventy-four million, four hundred forty-two thousand, eight hundred sixty-four".