2681965392 has 20 divisors (see below), whose sum is σ = 6928410720. Its totient is φ = 893988448.

The previous prime is 2681965361. The next prime is 2681965399. The reversal of 2681965392 is 2935691862.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2681965399) 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, 27937092 + ... + 27937187.

It is an arithmetic number, because the mean of its divisors is an integer number (346420536).

Almost surely, 2^2681965392 is an apocalyptic number.

It is an amenable number.

2681965392 is an abundant number, since it is smaller than the sum of its proper divisors (4246445328).

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

2681965392 is a wasteful number, since it uses less digits than its factorization.

2681965392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55874290 (or 55874284 counting only the distinct ones).

The product of its digits is 1399680, while the sum is 51.

The square root of 2681965392 is about 51787.6953725496. The cubic root of 2681965392 is about 1389.3693794171.

The spelling of 2681965392 in words is "two billion, six hundred eighty-one million, nine hundred sixty-five thousand, three hundred ninety-two".