4991316898 has 32 divisors (see below), whose sum is σ = 7703372160. Its totient is φ = 2424817920.

The previous prime is 4991316893. The next prime is 4991316899. The reversal of 4991316898 is 8986131994.

It is not an unprimeable number, because it can be changed into a prime (4991316893) 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, 3160273 + ... + 3161851.

It is an arithmetic number, because the mean of its divisors is an integer number (240730380).

Almost surely, 2^4991316898 is an apocalyptic number.

4991316898 is a deficient number, since it is larger than the sum of its proper divisors (2712055262).

4991316898 is a wasteful number, since it uses less digits than its factorization.

4991316898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1962.

The product of its digits is 3359232, while the sum is 58.

The square root of 4991316898 is about 70649.2526358206. The cubic root of 4991316898 is about 1708.9855134155.

The spelling of 4991316898 in words is "four billion, nine hundred ninety-one million, three hundred sixteen thousand, eight hundred ninety-eight".