454942178208 has 384 divisors, whose sum is σ = 1589625354240. Its totient is φ = 123861104640.

The previous prime is 454942178203. The next prime is 454942178219. The reversal of 454942178208 is 802871249454.

454942178208 is a `hidden beast` number, since 4 + 5 + 4 + 9 + 421 + 7 + 8 + 208 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (454942178203) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10641291 + ... + 10683957.

It is an arithmetic number, because the mean of its divisors is an integer number (4139649360).

Almost surely, 2^454942178208 is an apocalyptic number.

454942178208 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 454942178208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (794812677120).

454942178208 is an abundant number, since it is smaller than the sum of its proper divisors (1134683176032).

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

454942178208 is a wasteful number, since it uses less digits than its factorization.

454942178208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42777 (or 42763 counting only the distinct ones).

The product of its (nonzero) digits is 5160960, while the sum is 54.

The spelling of 454942178208 in words is "four hundred fifty-four billion, nine hundred forty-two million, one hundred seventy-eight thousand, two hundred eight".