22468886477 has 2 divisors, whose sum is σ = 22468886478. Its totient is φ = 22468886476.

The previous prime is 22468886431. The next prime is 22468886483. The reversal of 22468886477 is 77468886422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14492788996 + 7976097481 = 120386^2 + 89309^2 .

It is a cyclic number.

It is not a de Polignac number, because 22468886477 - 2¹⁸ = 22468624333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22468886497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11234443238 + 11234443239.

It is an arithmetic number, because the mean of its divisors is an integer number (11234443239).

Almost surely, 2^22468886477 is an apocalyptic number.

It is an amenable number.

22468886477 is a deficient number, since it is larger than the sum of its proper divisors (1).

22468886477 is an equidigital number, since it uses as much as digits as its factorization.

22468886477 is an evil number, because the sum of its binary digits is even.

The product of its digits is 57802752, while the sum is 62.

Subtracting 22468886477 from its reverse (77468886422), we obtain a palindrome (54999999945).

The spelling of 22468886477 in words is "twenty-two billion, four hundred sixty-eight million, eight hundred eighty-six thousand, four hundred seventy-seven".