124422847856677 has 2 divisors, whose sum is σ = 124422847856678. Its totient is φ = 124422847856676.

The previous prime is 124422847856639. The next prime is 124422847856771. The reversal of 124422847856677 is 776658748224421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 68905953523521 + 55516894333156 = 8300961^2 + 7450966^2 .

It is a cyclic number.

It is not a de Polignac number, because 124422847856677 - 2¹⁵ = 124422847823909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124422847856977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62211423928338 + 62211423928339.

It is an arithmetic number, because the mean of its divisors is an integer number (62211423928339).

Almost surely, 2^{124422847856677} is an apocalyptic number.

It is an amenable number.

124422847856677 is a deficient number, since it is larger than the sum of its proper divisors (1).

124422847856677 is an equidigital number, since it uses as much as digits as its factorization.

124422847856677 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2023096320, while the sum is 73.

The spelling of 124422847856677 in words is "one hundred twenty-four trillion, four hundred twenty-two billion, eight hundred forty-seven million, eight hundred fifty-six thousand, six hundred seventy-seven".