22550254031287 has 2 divisors, whose sum is σ = 22550254031288. Its totient is φ = 22550254031286.

The previous prime is 22550254031141. The next prime is 22550254031303. The reversal of 22550254031287 is 78213045205522.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22550254031287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22550254031387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11275127015643 + 11275127015644.

It is an arithmetic number, because the mean of its divisors is an integer number (11275127015644).

Almost surely, 2^{22550254031287} is an apocalyptic number.

22550254031287 is a deficient number, since it is larger than the sum of its proper divisors (1).

22550254031287 is an equidigital number, since it uses as much as digits as its factorization.

22550254031287 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344000, while the sum is 46.

The spelling of 22550254031287 in words is "twenty-two trillion, five hundred fifty billion, two hundred fifty-four million, thirty-one thousand, two hundred eighty-seven".