667367121007100 has 36 divisors (see below), whose sum is σ = 1448283699759624. Its totient is φ = 266928959522880.

The previous prime is 667367121007099. The next prime is 667367121007109. The reversal of 667367121007100 is 1700121763766.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (667367121007109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 222111239 + ... + 225095838.

Almost surely, 2^{667367121007100} is an apocalyptic number.

It is an amenable number.

667367121007100 is an abundant number, since it is smaller than the sum of its proper divisors (780916578752524).

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

667367121007100 is a wasteful number, since it uses less digits than its factorization.

667367121007100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447222014 (or 447222007 counting only the distinct ones).

The product of its (nonzero) digits is 444528, while the sum is 47.

The spelling of 667367121007100 in words is "six hundred sixty-seven trillion, three hundred sixty-seven billion, one hundred twenty-one million, seven thousand, one hundred".