4449872194 has 8 divisors (see below), whose sum is σ = 6755227920. Its totient is φ = 2198129556.

The previous prime is 4449872177. The next prime is 4449872221. The reversal of 4449872194 is 4912789444.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 13403064 + ... + 13403395.

It is an arithmetic number, because the mean of its divisors is an integer number (844403490).

Almost surely, 2^4449872194 is an apocalyptic number.

4449872194 is a deficient number, since it is larger than the sum of its proper divisors (2305355726).

4449872194 is a wasteful number, since it uses less digits than its factorization.

4449872194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26806544.

The product of its digits is 2322432, while the sum is 52.

The square root of 4449872194 is about 66707.3623672830. The cubic root of 4449872194 is about 1644.8104096871.

The spelling of 4449872194 in words is "four billion, four hundred forty-nine million, eight hundred seventy-two thousand, one hundred ninety-four".