667746002311 has 8 divisors (see below), whose sum is σ = 668573972784. Its totient is φ = 666918529920.

The previous prime is 667746002279. The next prime is 667746002323. The reversal of 667746002311 is 113200647766.

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

It is a cyclic number.

It is not a de Polignac number, because 667746002311 - 2⁵ = 667746002279 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 (667746002111) 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, 2595076 + ... + 2840758.

It is an arithmetic number, because the mean of its divisors is an integer number (83571746598).

Almost surely, 2^667746002311 is an apocalyptic number.

667746002311 is a deficient number, since it is larger than the sum of its proper divisors (827970473).

667746002311 is a wasteful number, since it uses less digits than its factorization.

667746002311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249041.

The product of its (nonzero) digits is 254016, while the sum is 43.

The spelling of 667746002311 in words is "six hundred sixty-seven billion, seven hundred forty-six million, two thousand, three hundred eleven".