447386537093009 has 2 divisors, whose sum is σ = 447386537093010. Its totient is φ = 447386537093008.

The previous prime is 447386537092961. The next prime is 447386537093053. The reversal of 447386537093009 is 900390735683744.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 437859684459409 + 9526852633600 = 20925097^2 + 3086560^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-447386537093009 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 447386537093009.

It is not a weakly prime, because it can be changed into another prime (447386537083009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223693268546504 + 223693268546505.

It is an arithmetic number, because the mean of its divisors is an integer number (223693268546505).

Almost surely, 2^{447386537093009} is an apocalyptic number.

It is an amenable number.

447386537093009 is a deficient number, since it is larger than the sum of its proper divisors (1).

447386537093009 is an equidigital number, since it uses as much as digits as its factorization.

447386537093009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 411505920, while the sum is 68.

The spelling of 447386537093009 in words is "four hundred forty-seven trillion, three hundred eighty-six billion, five hundred thirty-seven million, ninety-three thousand, nine".