244728956873 has 2 divisors, whose sum is σ = 244728956874. Its totient is φ = 244728956872.

The previous prime is 244728956671. The next prime is 244728956897. The reversal of 244728956873 is 378659827442.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 237664050064 + 7064906809 = 487508^2 + 84053^2 .

It is a cyclic number.

It is not a de Polignac number, because 244728956873 - 2²⁶ = 244661848009 is a prime.

It is not a weakly prime, because it can be changed into another prime (244728656873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122364478436 + 122364478437.

It is an arithmetic number, because the mean of its divisors is an integer number (122364478437).

Almost surely, 2^244728956873 is an apocalyptic number.

It is an amenable number.

244728956873 is a deficient number, since it is larger than the sum of its proper divisors (1).

244728956873 is an equidigital number, since it uses as much as digits as its factorization.

244728956873 is an evil number, because the sum of its binary digits is even.

The product of its digits is 162570240, while the sum is 65.

The spelling of 244728956873 in words is "two hundred forty-four billion, seven hundred twenty-eight million, nine hundred fifty-six thousand, eight hundred seventy-three".