6667401067001 has 8 divisors (see below), whose sum is σ = 6716180517984. Its totient is φ = 6618623243680.

The previous prime is 6667401066973. The next prime is 6667401067031. The reversal of 6667401067001 is 1007601047666.

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 6667401067001 - 2²⁶ = 6667333958137 is a prime.

It is a super-2 number, since 2×6667401067001² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6667401067031) 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, 8531066 + ... + 9279756.

It is an arithmetic number, because the mean of its divisors is an integer number (839522564748).

Almost surely, 2^{6667401067001} is an apocalyptic number.

It is an amenable number.

6667401067001 is a deficient number, since it is larger than the sum of its proper divisors (48779450983).

6667401067001 is a wasteful number, since it uses less digits than its factorization.

6667401067001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 813831.

The product of its (nonzero) digits is 254016, while the sum is 44.

The spelling of 6667401067001 in words is "six trillion, six hundred sixty-seven billion, four hundred one million, sixty-seven thousand, one".