447852305249 has 2 divisors, whose sum is σ = 447852305250. Its totient is φ = 447852305248.

The previous prime is 447852305191. The next prime is 447852305333. The reversal of 447852305249 is 942503258744.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 383974797649 + 63877507600 = 619657^2 + 252740^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-447852305249 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 447852305249.

It is not a weakly prime, because it can be changed into another prime (447852205249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223926152624 + 223926152625.

It is an arithmetic number, because the mean of its divisors is an integer number (223926152625).

Almost surely, 2^447852305249 is an apocalyptic number.

It is an amenable number.

447852305249 is a deficient number, since it is larger than the sum of its proper divisors (1).

447852305249 is an equidigital number, since it uses as much as digits as its factorization.

447852305249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9676800, while the sum is 53.

The spelling of 447852305249 in words is "four hundred forty-seven billion, eight hundred fifty-two million, three hundred five thousand, two hundred forty-nine".