4891516056 has 48 divisors (see below), whose sum is σ = 15140408400. Its totient is φ = 1397575872.

The previous prime is 4891516051. The next prime is 4891516061. The reversal of 4891516056 is 6506151984.

4891516056 is a `hidden beast` number, since 4 + 89 + 1 + 516 + 0 + 56 = 666.

It is an interprime number because it is at equal distance from previous prime (4891516051) and next prime (4891516061).

It is a super-2 number, since 2×4891516056² = 47853858652211590272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4891516051) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4852191 + ... + 4853198.

It is an arithmetic number, because the mean of its divisors is an integer number (315425175).

Almost surely, 2^4891516056 is an apocalyptic number.

It is an amenable number.

4891516056 is an abundant number, since it is smaller than the sum of its proper divisors (10248892344).

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

4891516056 is a wasteful number, since it uses less digits than its factorization.

4891516056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9705408 (or 9705401 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 45.

The square root of 4891516056 is about 69939.3741464706. The cubic root of 4891516056 is about 1697.5184157039.

The spelling of 4891516056 in words is "four billion, eight hundred ninety-one million, five hundred sixteen thousand, fifty-six".