6726446667 has 24 divisors (see below), whose sum is σ = 9824731280. Its totient is φ = 4434186240.

The previous prime is 6726446659. The next prime is 6726446693. The reversal of 6726446667 is 7666446276.

It is not a de Polignac number, because 6726446667 - 2³ = 6726446659 is a prime.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6726446767) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1271067 + ... + 1276347.

Almost surely, 2^6726446667 is an apocalyptic number.

6726446667 is a deficient number, since it is larger than the sum of its proper divisors (3098284613).

6726446667 is a wasteful number, since it uses less digits than its factorization.

6726446667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6843 (or 6840 counting only the distinct ones).

The product of its digits is 12192768, while the sum is 54.

The square root of 6726446667 is about 82014.9173443466. The cubic root of 6726446667 is about 1887.6808397819.

The spelling of 6726446667 in words is "six billion, seven hundred twenty-six million, four hundred forty-six thousand, six hundred sixty-seven".