67073670667 has 16 divisors (see below), whose sum is σ = 72744124320. Its totient is φ = 61635168000.

The previous prime is 67073670647. The next prime is 67073670751. The reversal of 67073670667 is 76607637076.

It is a cyclic number.

It is not a de Polignac number, because 67073670667 - 2³¹ = 64926187019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (67073670607) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114084 + ... + 383617.

It is an arithmetic number, because the mean of its divisors is an integer number (4546507770).

Almost surely, 2^67073670667 is an apocalyptic number.

67073670667 is a deficient number, since it is larger than the sum of its proper divisors (5670453653).

67073670667 is a wasteful number, since it uses less digits than its factorization.

67073670667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497934.

The product of its (nonzero) digits is 9335088, while the sum is 55.

The spelling of 67073670667 in words is "sixty-seven billion, seventy-three million, six hundred seventy thousand, six hundred sixty-seven".