266056982 has 8 divisors (see below), whose sum is σ = 400506552. Its totient is φ = 132554800.

The previous prime is 266056969. The next prime is 266057053. The reversal of 266056982 is 289650662.

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

It is a congruent number.

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, 236144 + ... + 237267.

It is an arithmetic number, because the mean of its divisors is an integer number (50063319).

Almost surely, 2^266056982 is an apocalyptic number.

266056982 is a deficient number, since it is larger than the sum of its proper divisors (134449570).

266056982 is a wasteful number, since it uses less digits than its factorization.

266056982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473694.

The product of its (nonzero) digits is 311040, while the sum is 44.

The square root of 266056982 is about 16311.2532320481. The cubic root of 266056982 is about 643.1686786926.

The spelling of 266056982 in words is "two hundred sixty-six million, fifty-six thousand, nine hundred eighty-two".