6740370361 has 4 divisors (see below), whose sum is σ = 6763375332. Its totient is φ = 6717365392.

The previous prime is 6740370349. The next prime is 6740370383. The reversal of 6740370361 is 1630730476.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4204744336 + 2535626025 = 64844^2 + 50355^2 .

It is a cyclic number.

It is not a de Polignac number, because 6740370361 - 2²¹ = 6738273209 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6740370361.

It is not an unprimeable number, because it can be changed into a prime (6740370661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11502046 + ... + 11502631.

It is an arithmetic number, because the mean of its divisors is an integer number (1690843833).

Almost surely, 2^6740370361 is an apocalyptic number.

It is an amenable number.

6740370361 is a deficient number, since it is larger than the sum of its proper divisors (23004971).

6740370361 is a wasteful number, since it uses less digits than its factorization.

6740370361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23004970.

The product of its (nonzero) digits is 63504, while the sum is 37.

The square root of 6740370361 is about 82099.7585928241. The cubic root of 6740370361 is about 1888.9824371417.

The spelling of 6740370361 in words is "six billion, seven hundred forty million, three hundred seventy thousand, three hundred sixty-one".