3966255268584 has 32 divisors (see below), whose sum is σ = 11332157910720. Its totient is φ = 1133215790976.

The previous prime is 3966255268559. The next prime is 3966255268603. The reversal of 3966255268584 is 4858625526693.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11804330989 + ... + 11804331324.

It is an arithmetic number, because the mean of its divisors is an integer number (354129934710).

Almost surely, 2^{3966255268584} is an apocalyptic number.

It is an amenable number.

3966255268584 is an abundant number, since it is smaller than the sum of its proper divisors (7365902642136).

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

3966255268584 is a wasteful number, since it uses less digits than its factorization.

3966255268584 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23608662329 (or 23608662325 counting only the distinct ones).

The product of its digits is 746496000, while the sum is 69.

The spelling of 3966255268584 in words is "three trillion, nine hundred sixty-six billion, two hundred fifty-five million, two hundred sixty-eight thousand, five hundred eighty-four".