40670666700067 has 4 divisors (see below), whose sum is σ = 40745843533696. Its totient is φ = 40595489866440.

The previous prime is 40670666700061. The next prime is 40670666700071. The reversal of 40670666700067 is 76000766607604.

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

It is a cyclic number.

It is not a de Polignac number, because 40670666700067 - 2³¹ = 40668519216419 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40670666699990 and 40670666700017.

It is not an unprimeable number, because it can be changed into a prime (40670666700061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37588416003 + ... + 37588417084.

It is an arithmetic number, because the mean of its divisors is an integer number (10186460883424).

Almost surely, 2^{40670666700067} is an apocalyptic number.

40670666700067 is a deficient number, since it is larger than the sum of its proper divisors (75176833629).

40670666700067 is an equidigital number, since it uses as much as digits as its factorization.

40670666700067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75176833628.

The product of its (nonzero) digits is 10668672, while the sum is 55.

The spelling of 40670666700067 in words is "forty trillion, six hundred seventy billion, six hundred sixty-six million, seven hundred thousand, sixty-seven".