266464672 has 12 divisors (see below), whose sum is σ = 524602386. Its totient is φ = 133232320.

The previous prime is 266464663. The next prime is 266464697. The reversal of 266464672 is 276464662.

266464672 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 259725456 + 6739216 = 16116^2 + 2596^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4163479 + ... + 4163542.

Almost surely, 2^266464672 is an apocalyptic number.

It is an amenable number.

266464672 is a deficient number, since it is larger than the sum of its proper divisors (258137714).

266464672 is an equidigital number, since it uses as much as digits as its factorization.

266464672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8327031 (or 8327023 counting only the distinct ones).

The product of its digits is 580608, while the sum is 43.

The square root of 266464672 is about 16323.7456485943. The cubic root of 266464672 is about 643.4970289293.

The spelling of 266464672 in words is "two hundred sixty-six million, four hundred sixty-four thousand, six hundred seventy-two".