40667070067 has 4 divisors (see below), whose sum is σ = 43795306240. Its totient is φ = 37538833896.

The previous prime is 40667070053. The next prime is 40667070079. The reversal of 40667070067 is 76007076604.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40667070067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40667370067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1564118067 + ... + 1564118092.

It is an arithmetic number, because the mean of its divisors is an integer number (10948826560).

Almost surely, 2^40667070067 is an apocalyptic number.

40667070067 is a deficient number, since it is larger than the sum of its proper divisors (3128236173).

40667070067 is a wasteful number, since it uses less digits than its factorization.

40667070067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3128236172.

The product of its (nonzero) digits is 296352, while the sum is 43.

The spelling of 40667070067 in words is "forty billion, six hundred sixty-seven million, seventy thousand, sixty-seven".