11722268845 has 16 divisors (see below), whose sum is σ = 16079880960. Its totient is φ = 8036313984.

The previous prime is 11722268839. The next prime is 11722268851. The reversal of 11722268845 is 54886222711.

It is an interprime number because it is at equal distance from previous prime (11722268839) and next prime (11722268851).

It is a cyclic number.

It is not a de Polignac number, because 11722268845 - 2⁹ = 11722268333 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11722268795 and 11722268804.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 130104 + ... + 200926.

It is an arithmetic number, because the mean of its divisors is an integer number (1004992560).

Almost surely, 2^11722268845 is an apocalyptic number.

It is an amenable number.

11722268845 is a deficient number, since it is larger than the sum of its proper divisors (4357612115).

11722268845 is an equidigital number, since it uses as much as digits as its factorization.

11722268845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75564.

The product of its digits is 430080, while the sum is 46.

The spelling of 11722268845 in words is "eleven billion, seven hundred twenty-two million, two hundred sixty-eight thousand, eight hundred forty-five".