2987267712 has 128 divisors (see below), whose sum is σ = 9322326720. Its totient is φ = 835584000.

The previous prime is 2987267707. The next prime is 2987267719. The reversal of 2987267712 is 2177627892.

It is a tau number, because it is divible by the number of its divisors (128).

It is not an unprimeable number, because it can be changed into a prime (2987267719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27712 + ... + 82112.

Almost surely, 2^2987267712 is an apocalyptic number.

2987267712 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2987267712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4661163360).

2987267712 is an abundant number, since it is smaller than the sum of its proper divisors (6335059008).

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

2987267712 is a wasteful number, since it uses less digits than its factorization.

2987267712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54442 (or 54430 counting only the distinct ones).

The product of its digits is 1185408, while the sum is 51.

The square root of 2987267712 is about 54655.9028102180. The cubic root of 2987267712 is about 1440.2063284598.

The spelling of 2987267712 in words is "two billion, nine hundred eighty-seven million, two hundred sixty-seven thousand, seven hundred twelve".