2381771316 has 24 divisors (see below), whose sum is σ = 5627816320. Its totient is φ = 783873792.

The previous prime is 2381771297. The next prime is 2381771341. The reversal of 2381771316 is 6131771832.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1255261 + ... + 1257156.

Almost surely, 2^2381771316 is an apocalyptic number.

It is an amenable number.

2381771316 is an abundant number, since it is smaller than the sum of its proper divisors (3246045004).

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

2381771316 is a wasteful number, since it uses less digits than its factorization.

2381771316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2512503 (or 2512501 counting only the distinct ones).

The product of its digits is 42336, while the sum is 39.

The square root of 2381771316 is about 48803.3945130869. The cubic root of 2381771316 is about 1335.4675925194.

The spelling of 2381771316 in words is "two billion, three hundred eighty-one million, seven hundred seventy-one thousand, three hundred sixteen".