166944498 has 32 divisors (see below), whose sum is σ = 383543424. Its totient is φ = 47453952.

The previous prime is 166944487. The next prime is 166944521. The reversal of 166944498 is 894449661.

It is a self number, because there is not a number n which added to its sum of digits gives 166944498.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1815 + ... + 18362.

It is an arithmetic number, because the mean of its divisors is an integer number (11985732).

Almost surely, 2^166944498 is an apocalyptic number.

166944498 is an abundant number, since it is smaller than the sum of its proper divisors (216598926).

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

166944498 is a wasteful number, since it uses less digits than its factorization.

166944498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20386.

The product of its digits is 1492992, while the sum is 51.

The square root of 166944498 is about 12920.7003680141. The cubic root of 166944498 is about 550.6268313386.

The spelling of 166944498 in words is "one hundred sixty-six million, nine hundred forty-four thousand, four hundred ninety-eight".