199126164 has 12 divisors (see below), whose sum is σ = 464627744. Its totient is φ = 66375384.

The previous prime is 199126139. The next prime is 199126177. The reversal of 199126164 is 461621991.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8296912 + ... + 8296935.

Almost surely, 2^199126164 is an apocalyptic number.

It is an amenable number.

199126164 is an abundant number, since it is smaller than the sum of its proper divisors (265501580).

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

199126164 is a wasteful number, since it uses less digits than its factorization.

199126164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16593854 (or 16593852 counting only the distinct ones).

The product of its digits is 23328, while the sum is 39.

The square root of 199126164 is about 14111.2070355445. The cubic root of 199126164 is about 583.9506002188.

The spelling of 199126164 in words is "one hundred ninety-nine million, one hundred twenty-six thousand, one hundred sixty-four".