4894544491 has 4 divisors (see below), whose sum is σ = 4905255112. Its totient is φ = 4883833872.

The previous prime is 4894544471. The next prime is 4894544497. The reversal of 4894544491 is 1944454984.

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 4894544491 - 2²⁷ = 4760326763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4894544497) 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, 5354625 + ... + 5355538.

It is an arithmetic number, because the mean of its divisors is an integer number (1226313778).

Almost surely, 2^4894544491 is an apocalyptic number.

4894544491 is a deficient number, since it is larger than the sum of its proper divisors (10710621).

4894544491 is a wasteful number, since it uses less digits than its factorization.

4894544491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10710620.

The product of its digits is 3317760, while the sum is 52.

The square root of 4894544491 is about 69961.0212261085. The cubic root of 4894544491 is about 1697.8686659168.

The spelling of 4894544491 in words is "four billion, eight hundred ninety-four million, five hundred forty-four thousand, four hundred ninety-one".