447340049582143 has 2 divisors, whose sum is σ = 447340049582144. Its totient is φ = 447340049582142.

The previous prime is 447340049582093. The next prime is 447340049582147. The reversal of 447340049582143 is 341285940043744.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 447340049582143 - 2³³ = 447331459647551 is a prime.

It is a super-2 number, since 2×447340049582143² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (447340049582147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223670024791071 + 223670024791072.

It is an arithmetic number, because the mean of its divisors is an integer number (223670024791072).

Almost surely, 2^{447340049582143} is an apocalyptic number.

447340049582143 is a deficient number, since it is larger than the sum of its proper divisors (1).

447340049582143 is an equidigital number, since it uses as much as digits as its factorization.

447340049582143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46448640, while the sum is 58.

The spelling of 447340049582143 in words is "four hundred forty-seven trillion, three hundred forty billion, forty-nine million, five hundred eighty-two thousand, one hundred forty-three".