23255322442 has 16 divisors (see below), whose sum is σ = 38327940000. Its totient is φ = 10494552240.

The previous prime is 23255322407. The next prime is 23255322443. The reversal of 23255322442 is 24422355232.

It is a junction number, because it is equal to n+sod(n) for n = 23255322398 and 23255322407.

It is not an unprimeable number, because it can be changed into a prime (23255322443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3799317 + ... + 3805432.

It is an arithmetic number, because the mean of its divisors is an integer number (2395496250).

Almost surely, 2^23255322442 is an apocalyptic number.

23255322442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

23255322442 is a deficient number, since it is larger than the sum of its proper divisors (15072617558).

23255322442 is a wasteful number, since it uses less digits than its factorization.

23255322442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7604901.

The product of its digits is 115200, while the sum is 34.

Adding to 23255322442 its reverse (24422355232), we get a palindrome (47677677674).

The spelling of 23255322442 in words is "twenty-three billion, two hundred fifty-five million, three hundred twenty-two thousand, four hundred forty-two".