6740988911 has 4 divisors (see below), whose sum is σ = 6747960912. Its totient is φ = 6734016912.

The previous prime is 6740988899. The next prime is 6740988913. The reversal of 6740988911 is 1198890476.

6740988911 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6740988911 - 2²² = 6736794607 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6740988913) 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, 3484550 + ... + 3486483.

It is an arithmetic number, because the mean of its divisors is an integer number (1686990228).

Almost surely, 2^6740988911 is an apocalyptic number.

6740988911 is a deficient number, since it is larger than the sum of its proper divisors (6972001).

6740988911 is an equidigital number, since it uses as much as digits as its factorization.

6740988911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6972000.

The product of its (nonzero) digits is 870912, while the sum is 53.

The square root of 6740988911 is about 82103.5255698560. The cubic root of 6740988911 is about 1889.0402180590.

The spelling of 6740988911 in words is "six billion, seven hundred forty million, nine hundred eighty-eight thousand, nine hundred eleven".