168955458 has 16 divisors (see below), whose sum is σ = 386184000. Its totient is φ = 48272976.

The previous prime is 168955439. The next prime is 168955477. The reversal of 168955458 is 854559861.

It is an interprime number because it is at equal distance from previous prime (168955439) and next prime (168955477).

It is a self number, because there is not a number n which added to its sum of digits gives 168955458.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2011333 + ... + 2011416.

It is an arithmetic number, because the mean of its divisors is an integer number (24136500).

Almost surely, 2^168955458 is an apocalyptic number.

168955458 is an abundant number, since it is smaller than the sum of its proper divisors (217228542).

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

168955458 is a wasteful number, since it uses less digits than its factorization.

168955458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4022761.

The product of its digits is 1728000, while the sum is 51.

The square root of 168955458 is about 12998.2867332583. The cubic root of 168955458 is about 552.8289045777.

The spelling of 168955458 in words is "one hundred sixty-eight million, nine hundred fifty-five thousand, four hundred fifty-eight".