454554455454 has 64 divisors (see below), whose sum is σ = 1103434375680. Its totient is φ = 137558252160.

The previous prime is 454554455437. The next prime is 454554455557.

454554455454 is a `hidden beast` number, since 4 + 5 + 4 + 5 + 54 + 45 + 545 + 4 = 666.

454554455454 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×454554455454² (a number of 24 digits) contains 22 as substring.

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 454554455454.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 73627 + ... + 956310.

It is an arithmetic number, because the mean of its divisors is an integer number (17241162120).

Almost surely, 2^454554455454 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 454554455454, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (551717187840).

454554455454 is an abundant number, since it is smaller than the sum of its proper divisors (648879920226).

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

454554455454 is a wasteful number, since it uses less digits than its factorization.

454554455454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1030702 (or 1030696 counting only the distinct ones).

The product of its digits is 64000000, while the sum is 54.

The spelling of 454554455454 in words is "four hundred fifty-four billion, five hundred fifty-four million, four hundred fifty-five thousand, four hundred fifty-four".