244121287867 has 2 divisors, whose sum is σ = 244121287868. Its totient is φ = 244121287866.

The previous prime is 244121287859. The next prime is 244121287871. The reversal of 244121287867 is 768782121442.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 244121287867 - 2³ = 244121287859 is a prime.

It is not a weakly prime, because it can be changed into another prime (244121287807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122060643933 + 122060643934.

It is an arithmetic number, because the mean of its divisors is an integer number (122060643934).

Almost surely, 2^244121287867 is an apocalyptic number.

244121287867 is a deficient number, since it is larger than the sum of its proper divisors (1).

244121287867 is an equidigital number, since it uses as much as digits as its factorization.

244121287867 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2408448, while the sum is 52.

The spelling of 244121287867 in words is "two hundred forty-four billion, one hundred twenty-one million, two hundred eighty-seven thousand, eight hundred sixty-seven".