454473374454 has 128 divisors (see below), whose sum is σ = 1138034257920. Its totient is φ = 133189920000.

The previous prime is 454473374447. The next prime is 454473374471.

It is a happy number.

454473374454 is a `hidden beast` number, since 4 + 54 + 4 + 73 + 3 + 74 + 454 = 666.

454473374454 is nontrivially palindromic in base 10.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 454473374454.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 31683324 + ... + 31697664.

It is an arithmetic number, because the mean of its divisors is an integer number (8890892640).

Almost surely, 2^454473374454 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 454473374454, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (569017128960).

454473374454 is an abundant number, since it is smaller than the sum of its proper divisors (683560883466).

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

454473374454 is a wasteful number, since it uses less digits than its factorization.

454473374454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16115 (or 16109 counting only the distinct ones).

The product of its digits is 45158400, while the sum is 54.

The spelling of 454473374454 in words is "four hundred fifty-four billion, four hundred seventy-three million, three hundred seventy-four thousand, four hundred fifty-four".