11722440599 has 2 divisors, whose sum is σ = 11722440600. Its totient is φ = 11722440598.

The previous prime is 11722440553. The next prime is 11722440637. The reversal of 11722440599 is 99504422711.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11722440599 is a prime.

It is a super-2 number, since 2×11722440599² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11722443599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5861220299 + 5861220300.

It is an arithmetic number, because the mean of its divisors is an integer number (5861220300).

Almost surely, 2^11722440599 is an apocalyptic number.

11722440599 is a deficient number, since it is larger than the sum of its proper divisors (1).

11722440599 is an equidigital number, since it uses as much as digits as its factorization.

11722440599 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 44.

The spelling of 11722440599 in words is "eleven billion, seven hundred twenty-two million, four hundred forty thousand, five hundred ninety-nine".