667876453322 has 16 divisors (see below), whose sum is σ = 1080747176712. Its totient is φ = 307716433920.

The previous prime is 667876453319. The next prime is 667876453327. The reversal of 667876453322 is 223354678766.

It can be written as a sum of positive squares in 4 ways, for example, as 661279602481 + 6596850841 = 813191^2 + 81221^2 .

It is not an unprimeable number, because it can be changed into a prime (667876453327) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 22244579 + ... + 22274582.

Almost surely, 2^667876453322 is an apocalyptic number.

667876453322 is a deficient number, since it is larger than the sum of its proper divisors (412870723390).

667876453322 is a wasteful number, since it uses less digits than its factorization.

667876453322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44519753.

The product of its digits is 60963840, while the sum is 59.

The spelling of 667876453322 in words is "six hundred sixty-seven billion, eight hundred seventy-six million, four hundred fifty-three thousand, three hundred twenty-two".