22504250405441 has 4 divisors (see below), whose sum is σ = 25719143320512. Its totient is φ = 19289357490372.

The previous prime is 22504250405383. The next prime is 22504250405479. The reversal of 22504250405441 is 14450405240522.

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 a cyclic number.

It is not a de Polignac number, because 22504250405441 - 2²² = 22504246211137 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22504250405395 and 22504250405404.

It is not an unprimeable number, because it can be changed into a prime (22504250405041) 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, 1607446457525 + ... + 1607446457538.

It is an arithmetic number, because the mean of its divisors is an integer number (6429785830128).

Almost surely, 2^{22504250405441} is an apocalyptic number.

It is an amenable number.

22504250405441 is a deficient number, since it is larger than the sum of its proper divisors (3214892915071).

22504250405441 is an equidigital number, since it uses as much as digits as its factorization.

22504250405441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3214892915070.

The product of its (nonzero) digits is 256000, while the sum is 38.

Adding to 22504250405441 its reverse (14450405240522), we get a palindrome (36954655645963).

The spelling of 22504250405441 in words is "twenty-two trillion, five hundred four billion, two hundred fifty million, four hundred five thousand, four hundred forty-one".