667406700367 has 32 divisors (see below), whose sum is σ = 751855426560. Its totient is φ = 587241799680.

The previous prime is 667406700349. The next prime is 667406700371. The reversal of 667406700367 is 763007604766.

667406700367 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 667406700367 - 2⁷ = 667406700239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (667406700397) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18450723 + ... + 18486859.

It is an arithmetic number, because the mean of its divisors is an integer number (23495482080).

Almost surely, 2^667406700367 is an apocalyptic number.

667406700367 is a deficient number, since it is larger than the sum of its proper divisors (84448726193).

667406700367 is a wasteful number, since it uses less digits than its factorization.

667406700367 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36591.

The product of its (nonzero) digits is 5334336, while the sum is 52.

The spelling of 667406700367 in words is "six hundred sixty-seven billion, four hundred six million, seven hundred thousand, three hundred sixty-seven".