11722443013667 has 4 divisors (see below), whose sum is σ = 11725316869920. Its totient is φ = 11719569157416.

The previous prime is 11722443013663. The next prime is 11722443013703. The reversal of 11722443013667 is 76631034422711.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11722443013667 - 2² = 11722443013663 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11722443013663) 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, 1436922008 + ... + 1436930165.

It is an arithmetic number, because the mean of its divisors is an integer number (2931329217480).

Almost surely, 2^{11722443013667} is an apocalyptic number.

11722443013667 is a deficient number, since it is larger than the sum of its proper divisors (2873856253).

11722443013667 is an equidigital number, since it uses as much as digits as its factorization.

11722443013667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2873856252.

The product of its (nonzero) digits is 1016064, while the sum is 47.

The spelling of 11722443013667 in words is "eleven trillion, seven hundred twenty-two billion, four hundred forty-three million, thirteen thousand, six hundred sixty-seven".