667367571677213 has 8 divisors (see below), whose sum is σ = 736217545875840. Its totient is φ = 599880963304480.

The previous prime is 667367571677063. The next prime is 667367571677281. The reversal of 667367571677213 is 312776175763766.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 667367571677213 - 2²⁸ = 667367303241757 is a prime.

It is a super-3 number, since 3×667367571677213³ (a number of 45 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (667367571667213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 340841455445 + ... + 340841457402.

It is an arithmetic number, because the mean of its divisors is an integer number (92027193234480).

Almost surely, 2^{667367571677213} is an apocalyptic number.

It is an amenable number.

667367571677213 is a deficient number, since it is larger than the sum of its proper divisors (68849974198627).

667367571677213 is a wasteful number, since it uses less digits than its factorization.

667367571677213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 681682912947.

The product of its digits is 1960368480, while the sum is 74.

The spelling of 667367571677213 in words is "six hundred sixty-seven trillion, three hundred sixty-seven billion, five hundred seventy-one million, six hundred seventy-seven thousand, two hundred thirteen".