849555066 has 16 divisors (see below), whose sum is σ = 1699704000. Its totient is φ = 283086048.

The previous prime is 849555061. The next prime is 849555067. The reversal of 849555066 is 660555948.

It is a super-3 number, since 3×849555066³ (a number of 28 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (849555061) 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, 4926 + ... + 41513.

It is an arithmetic number, because the mean of its divisors is an integer number (106231500).

Almost surely, 2^849555066 is an apocalyptic number.

849555066 is an abundant number, since it is smaller than the sum of its proper divisors (850148934).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

849555066 is a wasteful number, since it uses less digits than its factorization.

849555066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49493.

The product of its (nonzero) digits is 1296000, while the sum is 48.

The square root of 849555066 is about 29147.1279202600. The cubic root of 849555066 is about 947.1029252615.

The spelling of 849555066 in words is "eight hundred forty-nine million, five hundred fifty-five thousand, sixty-six".