4891034512 has 80 divisors (see below), whose sum is σ = 11689251840. Its totient is φ = 1930599936.

The previous prime is 4891034503. The next prime is 4891034513. The reversal of 4891034512 is 2154301984.

It is not an unprimeable number, because it can be changed into a prime (4891034513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 693918 + ... + 700930.

It is an arithmetic number, because the mean of its divisors is an integer number (146115648).

Almost surely, 2^4891034512 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4891034512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5844625920).

4891034512 is an abundant number, since it is smaller than the sum of its proper divisors (6798217328).

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

4891034512 is a wasteful number, since it uses less digits than its factorization.

4891034512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7520 (or 7514 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 4891034512 is about 69935.9314801769. The cubic root of 4891034512 is about 1697.4627099593.

The spelling of 4891034512 in words is "four billion, eight hundred ninety-one million, thirty-four thousand, five hundred twelve".