4851474491 has 4 divisors (see below), whose sum is σ = 4858395984. Its totient is φ = 4844553000.

The previous prime is 4851474443. The next prime is 4851474533. The reversal of 4851474491 is 1944741584.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4851474491 - 2¹⁴ = 4851458107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4851474401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3459695 + ... + 3461096.

It is an arithmetic number, because the mean of its divisors is an integer number (1214598996).

Almost surely, 2^4851474491 is an apocalyptic number.

4851474491 is a deficient number, since it is larger than the sum of its proper divisors (6921493).

4851474491 is an equidigital number, since it uses as much as digits as its factorization.

4851474491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6921492.

The product of its digits is 645120, while the sum is 47.

The square root of 4851474491 is about 69652.5268098724. The cubic root of 4851474491 is about 1692.8738017427.

The spelling of 4851474491 in words is "four billion, eight hundred fifty-one million, four hundred seventy-four thousand, four hundred ninety-one".