22765667349 has 4 divisors (see below), whose sum is σ = 30354223136. Its totient is φ = 15177111564.

The previous prime is 22765667341. The next prime is 22765667357. The reversal of 22765667349 is 94376656722.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (22765667341) and next prime (22765667357).

It is not a de Polignac number, because 22765667349 - 2³ = 22765667341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22765667341) 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, 3794277889 + ... + 3794277894.

It is an arithmetic number, because the mean of its divisors is an integer number (7588555784).

Almost surely, 2^22765667349 is an apocalyptic number.

It is an amenable number.

22765667349 is a deficient number, since it is larger than the sum of its proper divisors (7588555787).

22765667349 is an equidigital number, since it uses as much as digits as its factorization.

22765667349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7588555786.

The product of its digits is 22861440, while the sum is 57.

It can be divided in two parts, 227656673 and 49, that added together give a palindrome (227656722).

The spelling of 22765667349 in words is "twenty-two billion, seven hundred sixty-five million, six hundred sixty-seven thousand, three hundred forty-nine".