450027543220166 has 16 divisors (see below), whose sum is σ = 696313123077840. Its totient is φ = 217976281990560.

The previous prime is 450027543220081. The next prime is 450027543220169. The reversal of 450027543220166 is 661022345720054.

It is a super-2 number, since 2×450027543220166² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 450027543220166.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450027543220169) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13278265340 + ... + 13278299231.

It is an arithmetic number, because the mean of its divisors is an integer number (43519570192365).

Almost surely, 2^{450027543220166} is an apocalyptic number.

450027543220166 is a deficient number, since it is larger than the sum of its proper divisors (246285579857674).

450027543220166 is a wasteful number, since it uses less digits than its factorization.

450027543220166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26556564839.

The product of its (nonzero) digits is 2419200, while the sum is 47.

The spelling of 450027543220166 in words is "four hundred fifty trillion, twenty-seven billion, five hundred forty-three million, two hundred twenty thousand, one hundred sixty-six".