22590794543 has 2 divisors, whose sum is σ = 22590794544. Its totient is φ = 22590794542.

The previous prime is 22590794537. The next prime is 22590794599. The reversal of 22590794543 is 34549709522.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22590794543 - 2²⁰ = 22589745967 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22590794491 and 22590794500.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22590793543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11295397271 + 11295397272.

It is an arithmetic number, because the mean of its divisors is an integer number (11295397272).

Almost surely, 2^22590794543 is an apocalyptic number.

22590794543 is a deficient number, since it is larger than the sum of its proper divisors (1).

22590794543 is an equidigital number, since it uses as much as digits as its factorization.

22590794543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2721600, while the sum is 50.

It can be divided in two parts, 2259079 and 4543, that added together give a palindrome (2263622).

The spelling of 22590794543 in words is "twenty-two billion, five hundred ninety million, seven hundred ninety-four thousand, five hundred forty-three".