2771894016 has 162 divisors, whose sum is σ = 8291952032. Its totient is φ = 889620480.

The previous prime is 2771893997. The next prime is 2771894017. The reversal of 2771894016 is 6104981772.

It is a happy number.

2771894016 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2771894017) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 14070430 + ... + 14070626.

Almost surely, 2^2771894016 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 2771894016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4145976016).

2771894016 is an abundant number, since it is smaller than the sum of its proper divisors (5520058016).

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

2771894016 is an equidigital number, since it uses as much as digits as its factorization.

2771894016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447 (or 233 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 45.

The square root of 2771894016 is about 52648.7798149207. The cubic root of 2771894016 is about 1404.7278958708.

The spelling of 2771894016 in words is "two billion, seven hundred seventy-one million, eight hundred ninety-four thousand, sixteen".