22755313047 has 4 divisors (see below), whose sum is σ = 30340417400. Its totient is φ = 15170208696.

The previous prime is 22755313033. The next prime is 22755313069. The reversal of 22755313047 is 74031355722.

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

It is not a de Polignac number, because 22755313047 - 2⁷ = 22755312919 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22755312996 and 22755313014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22755313447) 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, 3792552172 + ... + 3792552177.

It is an arithmetic number, because the mean of its divisors is an integer number (7585104350).

Almost surely, 2^22755313047 is an apocalyptic number.

22755313047 is a deficient number, since it is larger than the sum of its proper divisors (7585104353).

22755313047 is an equidigital number, since it uses as much as digits as its factorization.

22755313047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7585104352.

The product of its (nonzero) digits is 176400, while the sum is 39.

Adding to 22755313047 its reverse (74031355722), we get a palindrome (96786668769).

The spelling of 22755313047 in words is "twenty-two billion, seven hundred fifty-five million, three hundred thirteen thousand, forty-seven".