244352120561 has 2 divisors, whose sum is σ = 244352120562. Its totient is φ = 244352120560.

The previous prime is 244352120531. The next prime is 244352120581. The reversal of 244352120561 is 165021253442.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 168782110561 + 75570010000 = 410831^2 + 274900^2 .

It is a cyclic number.

It is not a de Polignac number, because 244352120561 - 2²² = 244347926257 is a prime.

It is not a weakly prime, because it can be changed into another prime (244352120501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122176060280 + 122176060281.

It is an arithmetic number, because the mean of its divisors is an integer number (122176060281).

Almost surely, 2^244352120561 is an apocalyptic number.

It is an amenable number.

244352120561 is a deficient number, since it is larger than the sum of its proper divisors (1).

244352120561 is an equidigital number, since it uses as much as digits as its factorization.

244352120561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 57600, while the sum is 35.

The spelling of 244352120561 in words is "two hundred forty-four billion, three hundred fifty-two million, one hundred twenty thousand, five hundred sixty-one".