454668158 has 24 divisors (see below), whose sum is σ = 794456424. Its totient is φ = 194586000.

The previous prime is 454668143. The next prime is 454668161. The reversal of 454668158 is 851866454.

It is a super-2 number, since 2×454668158² = 413446267798225928, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 77633 + ... + 83283.

It is an arithmetic number, because the mean of its divisors is an integer number (33102351).

Almost surely, 2^454668158 is an apocalyptic number.

454668158 is a deficient number, since it is larger than the sum of its proper divisors (339788266).

454668158 is a wasteful number, since it uses less digits than its factorization.

454668158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6488 (or 6481 counting only the distinct ones).

The product of its digits is 921600, while the sum is 47.

The square root of 454668158 is about 21322.9490924684. The cubic root of 454668158 is about 768.9501394606.

The spelling of 454668158 in words is "four hundred fifty-four million, six hundred sixty-eight thousand, one hundred fifty-eight".