667232842266 has 48 divisors (see below), whose sum is σ = 1521829202400. Its totient is φ = 210695403744.

The previous prime is 667232842207. The next prime is 667232842273. The reversal of 667232842266 is 662248232766.

667232842266 is a `hidden beast` number, since 66 + 72 + 32 + 8 + 422 + 66 = 666.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12527905 + ... + 12581051.

It is an arithmetic number, because the mean of its divisors is an integer number (31704775050).

Almost surely, 2^667232842266 is an apocalyptic number.

667232842266 is an abundant number, since it is smaller than the sum of its proper divisors (854596360134).

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

667232842266 is a wasteful number, since it uses less digits than its factorization.

667232842266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89883 (or 89880 counting only the distinct ones).

The product of its digits is 13934592, while the sum is 54.

The spelling of 667232842266 in words is "six hundred sixty-seven billion, two hundred thirty-two million, eight hundred forty-two thousand, two hundred sixty-six".