266676476 has 72 divisors (see below), whose sum is σ = 545860224. Its totient is φ = 113024160.

The previous prime is 266676463. The next prime is 266676479. The reversal of 266676476 is 674676662.

It is a super-2 number, since 2×266676476² = 142232685703557152, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266676479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1635971 + ... + 1636133.

It is an arithmetic number, because the mean of its divisors is an integer number (7581392).

Almost surely, 2^266676476 is an apocalyptic number.

It is an amenable number.

266676476 is an abundant number, since it is smaller than the sum of its proper divisors (279183748).

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

266676476 is a wasteful number, since it uses less digits than its factorization.

266676476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319 (or 298 counting only the distinct ones).

The product of its digits is 3048192, while the sum is 50.

The square root of 266676476 is about 16330.2319640598. The cubic root of 266676476 is about 643.6674819797.

The spelling of 266676476 in words is "two hundred sixty-six million, six hundred seventy-six thousand, four hundred seventy-six".