4996805091 has 16 divisors (see below), whose sum is σ = 6941611008. Its totient is φ = 3193610400.

The previous prime is 4996805089. The next prime is 4996805129. The reversal of 4996805091 is 1905086994.

It is not a de Polignac number, because 4996805091 - 2¹ = 4996805089 is a prime.

It is a super-2 number, since 2×4996805091² = 49936122234887036562, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4996805491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 241120 + ... + 261021.

It is an arithmetic number, because the mean of its divisors is an integer number (433850688).

Almost surely, 2^4996805091 is an apocalyptic number.

4996805091 is a deficient number, since it is larger than the sum of its proper divisors (1944805917).

4996805091 is a wasteful number, since it uses less digits than its factorization.

4996805091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502282.

The product of its (nonzero) digits is 699840, while the sum is 51.

The square root of 4996805091 is about 70688.0830904333. The cubic root of 4996805091 is about 1709.6116545709.

The spelling of 4996805091 in words is "four billion, nine hundred ninety-six million, eight hundred five thousand, ninety-one".