22725000208643 has 2 divisors, whose sum is σ = 22725000208644. Its totient is φ = 22725000208642.

The previous prime is 22725000208609. The next prime is 22725000208711. The reversal of 22725000208643 is 34680200052722.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22725000208643 - 2⁶ = 22725000208579 is a prime.

It is a super-3 number, since 3×22725000208643³ (a number of 41 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22725000208643.

It is not a weakly prime, because it can be changed into another prime (22725000208543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11362500104321 + 11362500104322.

It is an arithmetic number, because the mean of its divisors is an integer number (11362500104322).

Almost surely, 2^{22725000208643} is an apocalyptic number.

22725000208643 is a deficient number, since it is larger than the sum of its proper divisors (1).

22725000208643 is an equidigital number, since it uses as much as digits as its factorization.

22725000208643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 322560, while the sum is 41.

The spelling of 22725000208643 in words is "twenty-two trillion, seven hundred twenty-five billion, two hundred eight thousand, six hundred forty-three".