4891599774 has 16 divisors (see below), whose sum is σ = 10870221840. Its totient is φ = 1630533240.

The previous prime is 4891599749. The next prime is 4891599787. The reversal of 4891599774 is 4779951984.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45292537 + ... + 45292644.

It is an arithmetic number, because the mean of its divisors is an integer number (679388865).

Almost surely, 2^4891599774 is an apocalyptic number.

4891599774 is an abundant number, since it is smaller than the sum of its proper divisors (5978622066).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4891599774 is a wasteful number, since it uses less digits than its factorization.

4891599774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90585192 (or 90585186 counting only the distinct ones).

The product of its digits is 22861440, while the sum is 63.

The square root of 4891599774 is about 69939.9726479786. The cubic root of 4891599774 is about 1697.5280999569.

The spelling of 4891599774 in words is "four billion, eight hundred ninety-one million, five hundred ninety-nine thousand, seven hundred seventy-four".