2681698288441 has 4 divisors (see below), whose sum is σ = 2685767634000. Its totient is φ = 2677628942884.

The previous prime is 2681698288433. The next prime is 2681698288447. The reversal of 2681698288441 is 1448828961862.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2681698288441 - 2³ = 2681698288433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2681698288447) 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, 2034671791 + ... + 2034673108.

It is an arithmetic number, because the mean of its divisors is an integer number (671441908500).

Almost surely, 2^{2681698288441} is an apocalyptic number.

It is an amenable number.

2681698288441 is a deficient number, since it is larger than the sum of its proper divisors (4069345559).

2681698288441 is an equidigital number, since it uses as much as digits as its factorization.

2681698288441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4069345558.

The product of its digits is 84934656, while the sum is 67.

The spelling of 2681698288441 in words is "two trillion, six hundred eighty-one billion, six hundred ninety-eight million, two hundred eighty-eight thousand, four hundred forty-one".