4891371898 has 32 divisors (see below), whose sum is σ = 8457302016. Its totient is φ = 2078348928.

The previous prime is 4891371883. The next prime is 4891371899. The reversal of 4891371898 is 8981731984.

It is not an unprimeable number, because it can be changed into a prime (4891371899) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 924990 + ... + 930262.

It is an arithmetic number, because the mean of its divisors is an integer number (264290688).

Almost surely, 2^4891371898 is an apocalyptic number.

4891371898 is a deficient number, since it is larger than the sum of its proper divisors (3565930118).

4891371898 is a wasteful number, since it uses less digits than its factorization.

4891371898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5838.

The product of its digits is 3483648, while the sum is 58.

The square root of 4891371898 is about 69938.3435462980. The cubic root of 4891371898 is about 1697.5017396700.

The spelling of 4891371898 in words is "four billion, eight hundred ninety-one million, three hundred seventy-one thousand, eight hundred ninety-eight".