4550444553866 has 8 divisors (see below), whose sum is σ = 6836119615044. Its totient is φ = 2271738015520.

The previous prime is 4550444553757. The next prime is 4550444553911. The reversal of 4550444553866 is 6683554440554.

It can be written as a sum of positive squares in 2 ways, for example, as 4516810827841 + 33633726025 = 2125279^2 + 183395^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1742129075 + ... + 1742131686.

Almost surely, 2^{4550444553866} is an apocalyptic number.

4550444553866 is a deficient number, since it is larger than the sum of its proper divisors (2285675061178).

4550444553866 is a wasteful number, since it uses less digits than its factorization.

4550444553866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3484261416.

The product of its (nonzero) digits is 138240000, while the sum is 59.

The spelling of 4550444553866 in words is "four trillion, five hundred fifty billion, four hundred forty-four million, five hundred fifty-three thousand, eight hundred sixty-six".