2158673196 has 24 divisors (see below), whose sum is σ = 5062220800. Its totient is φ = 715941072.

The previous prime is 2158673177. The next prime is 2158673207. The reversal of 2158673196 is 6913768512.

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, 449596 + ... + 454371.

Almost surely, 2^2158673196 is an apocalyptic number.

It is an amenable number.

2158673196 is an abundant number, since it is smaller than the sum of its proper divisors (2903547604).

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

2158673196 is a wasteful number, since it uses less digits than its factorization.

2158673196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 904173 (or 904171 counting only the distinct ones).

The product of its digits is 544320, while the sum is 48.

The square root of 2158673196 is about 46461.5238234822. The cubic root of 2158673196 is about 1292.3960827177.

The spelling of 2158673196 in words is "two billion, one hundred fifty-eight million, six hundred seventy-three thousand, one hundred ninety-six".