667337622356 has 12 divisors (see below), whose sum is σ = 1205513124480. Its totient is φ = 322905301080.

The previous prime is 667337622283. The next prime is 667337622433. The reversal of 667337622356 is 653226733766.

It is a happy number.

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, 2690877386 + ... + 2690877633.

It is an arithmetic number, because the mean of its divisors is an integer number (100459427040).

Almost surely, 2^667337622356 is an apocalyptic number.

It is an amenable number.

667337622356 is a deficient number, since it is larger than the sum of its proper divisors (538175502124).

667337622356 is a wasteful number, since it uses less digits than its factorization.

667337622356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5381755054 (or 5381755052 counting only the distinct ones).

The product of its digits is 34292160, while the sum is 56.

The spelling of 667337622356 in words is "six hundred sixty-seven billion, three hundred thirty-seven million, six hundred twenty-two thousand, three hundred fifty-six".