2851771364 has 12 divisors (see below), whose sum is σ = 5374492284. Its totient is φ = 1316202144.

The previous prime is 2851771361. The next prime is 2851771367. The reversal of 2851771364 is 4631771582.

It is an interprime number because it is at equal distance from previous prime (2851771361) and next prime (2851771367).

It can be written as a sum of positive squares in 2 ways, for example, as 1016334400 + 1835436964 = 31880^2 + 42842^2 .

It is not an unprimeable number, because it can be changed into a prime (2851771361) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27420827 + ... + 27420930.

It is an arithmetic number, because the mean of its divisors is an integer number (447874357).

Almost surely, 2^2851771364 is an apocalyptic number.

It is an amenable number.

2851771364 is a deficient number, since it is larger than the sum of its proper divisors (2522720920).

2851771364 is a wasteful number, since it uses less digits than its factorization.

2851771364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54841774 (or 54841772 counting only the distinct ones).

The product of its digits is 282240, while the sum is 44.

The square root of 2851771364 is about 53401.9790269986. The cubic root of 2851771364 is about 1418.0936138292.

The spelling of 2851771364 in words is "two billion, eight hundred fifty-one million, seven hundred seventy-one thousand, three hundred sixty-four".