447553522741166 has 4 divisors (see below), whose sum is σ = 671330284111752. Its totient is φ = 223776761370582.

The previous prime is 447553522741163. The next prime is 447553522741249. The reversal of 447553522741166 is 661147225355744.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 447553522741099 and 447553522741108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (447553522741163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111888380685290 + ... + 111888380685293.

It is an arithmetic number, because the mean of its divisors is an integer number (167832571027938).

Almost surely, 2^{447553522741166} is an apocalyptic number.

447553522741166 is a deficient number, since it is larger than the sum of its proper divisors (223776761370586).

447553522741166 is a wasteful number, since it uses less digits than its factorization.

447553522741166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223776761370585.

The product of its digits is 169344000, while the sum is 62.

The spelling of 447553522741166 in words is "four hundred forty-seven trillion, five hundred fifty-three billion, five hundred twenty-two million, seven hundred forty-one thousand, one hundred sixty-six".