444641250544273 has 2 divisors, whose sum is σ = 444641250544274. Its totient is φ = 444641250544272.

The previous prime is 444641250544223. The next prime is 444641250544279. The reversal of 444641250544273 is 372445052146444.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 382540672470609 + 62100578073664 = 19558647^2 + 7880392^2 .

It is a cyclic number.

It is not a de Polignac number, because 444641250544273 - 2⁹ = 444641250543761 is a prime.

It is not a weakly prime, because it can be changed into another prime (444641250544279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222320625272136 + 222320625272137.

It is an arithmetic number, because the mean of its divisors is an integer number (222320625272137).

Almost surely, 2^{444641250544273} is an apocalyptic number.

It is an amenable number.

444641250544273 is a deficient number, since it is larger than the sum of its proper divisors (1).

444641250544273 is an equidigital number, since it uses as much as digits as its factorization.

444641250544273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51609600, while the sum is 55.

The spelling of 444641250544273 in words is "four hundred forty-four trillion, six hundred forty-one billion, two hundred fifty million, five hundred forty-four thousand, two hundred seventy-three".