6726161423 has 16 divisors (see below), whose sum is σ = 7131853056. Its totient is φ = 6330139200.

The previous prime is 6726161417. The next prime is 6726161447. The reversal of 6726161423 is 3241616276.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 6726161423 - 2¹⁴ = 6726145039 is a prime.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6726161413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1617515 + ... + 1621667.

It is an arithmetic number, because the mean of its divisors is an integer number (445740816).

Almost surely, 2^6726161423 is an apocalyptic number.

6726161423 is a deficient number, since it is larger than the sum of its proper divisors (405691633).

6726161423 is a wasteful number, since it uses less digits than its factorization.

6726161423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5294.

The product of its digits is 72576, while the sum is 38.

The square root of 6726161423 is about 82013.1783495799. The cubic root of 6726161423 is about 1887.6541561915.

Adding to 6726161423 its reverse (3241616276), we get a palindrome (9967777699).

The spelling of 6726161423 in words is "six billion, seven hundred twenty-six million, one hundred sixty-one thousand, four hundred twenty-three".