447706772310775 has 6 divisors (see below), whose sum is σ = 555156397665392. Its totient is φ = 358165417848600.

The previous prime is 447706772310767. The next prime is 447706772310851. The reversal of 447706772310775 is 577013277607744.

It is not a de Polignac number, because 447706772310775 - 2³ = 447706772310767 is a prime.

It is a super-2 number, since 2×447706772310775² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 447706772310775.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8954135446191 + ... + 8954135446240.

Almost surely, 2^{447706772310775} is an apocalyptic number.

447706772310775 is a deficient number, since it is larger than the sum of its proper divisors (107449625354617).

447706772310775 is a wasteful number, since it uses less digits than its factorization.

447706772310775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17908270892441 (or 17908270892436 counting only the distinct ones).

The product of its (nonzero) digits is 338829120, while the sum is 67.

The spelling of 447706772310775 in words is "four hundred forty-seven trillion, seven hundred six billion, seven hundred seventy-two million, three hundred ten thousand, seven hundred seventy-five".