13222242776 has 8 divisors (see below), whose sum is σ = 24791705220. Its totient is φ = 6611121384.

The previous prime is 13222242763. The next prime is 13222242797. The reversal of 13222242776 is 67724222231.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 826390166 + ... + 826390181.

Almost surely, 2^13222242776 is an apocalyptic number.

It is an amenable number.

13222242776 is a deficient number, since it is larger than the sum of its proper divisors (11569462444).

13222242776 is a wasteful number, since it uses less digits than its factorization.

13222242776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1652780353 (or 1652780349 counting only the distinct ones).

The product of its digits is 112896, while the sum is 38.

The spelling of 13222242776 in words is "thirteen billion, two hundred twenty-two million, two hundred forty-two thousand, seven hundred seventy-six".