6722747311 has 8 divisors (see below), whose sum is σ = 7684428800. Its totient is φ = 5761388088.

The previous prime is 6722747299. The next prime is 6722747347. The reversal of 6722747311 is 1137472276.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6722747311 - 2¹³ = 6722739119 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 (6722747411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34071 + ... + 120856.

It is an arithmetic number, because the mean of its divisors is an integer number (960553600).

Almost surely, 2^6722747311 is an apocalyptic number.

6722747311 is a deficient number, since it is larger than the sum of its proper divisors (961681489).

6722747311 is a wasteful number, since it uses less digits than its factorization.

6722747311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161133.

The product of its digits is 98784, while the sum is 40.

The square root of 6722747311 is about 81992.3612966476. The cubic root of 6722747311 is about 1887.3347192438.

The spelling of 6722747311 in words is "six billion, seven hundred twenty-two million, seven hundred forty-seven thousand, three hundred eleven".