6722889113 has 4 divisors (see below), whose sum is σ = 6723053568. Its totient is φ = 6722724660.

The previous prime is 6722889101. The next prime is 6722889179. The reversal of 6722889113 is 3119882276.

It is a happy number.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 6722889113 - 2¹⁶ = 6722823577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6722889013) 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, 31820 + ... + 120242.

It is an arithmetic number, because the mean of its divisors is an integer number (1680763392).

Almost surely, 2^6722889113 is an apocalyptic number.

It is an amenable number.

6722889113 is a deficient number, since it is larger than the sum of its proper divisors (164455).

6722889113 is an equidigital number, since it uses as much as digits as its factorization.

6722889113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164454.

The product of its digits is 290304, while the sum is 47.

The square root of 6722889113 is about 81993.2260189828. The cubic root of 6722889113 is about 1887.3479889159.

The spelling of 6722889113 in words is "six billion, seven hundred twenty-two million, eight hundred eighty-nine thousand, one hundred thirteen".