444536032166 has 4 divisors (see below), whose sum is σ = 666804048252. Its totient is φ = 222268016082.

The previous prime is 444536032159. The next prime is 444536032211. The reversal of 444536032166 is 661230635444.

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

It is a super-2 number, since 2×444536032166² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111134008040 + ... + 111134008043.

It is an arithmetic number, because the mean of its divisors is an integer number (166701012063).

Almost surely, 2^444536032166 is an apocalyptic number.

444536032166 is a deficient number, since it is larger than the sum of its proper divisors (222268016086).

444536032166 is a wasteful number, since it uses less digits than its factorization.

444536032166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222268016085.

The product of its (nonzero) digits is 1244160, while the sum is 44.

The spelling of 444536032166 in words is "four hundred forty-four billion, five hundred thirty-six million, thirty-two thousand, one hundred sixty-six".