34040040667 has 4 divisors (see below), whose sum is σ = 34061145840. Its totient is φ = 34018935496.

The previous prime is 34040040623. The next prime is 34040040721. The reversal of 34040040667 is 76604004043.

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 34040040667 - 2¹⁵ = 34040007899 is a prime.

It is a super-2 number, since 2×34040040667² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34040040467) 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, 10550167 + ... + 10553392.

It is an arithmetic number, because the mean of its divisors is an integer number (8515286460).

Almost surely, 2^34040040667 is an apocalyptic number.

34040040667 is a deficient number, since it is larger than the sum of its proper divisors (21105173).

34040040667 is a wasteful number, since it uses less digits than its factorization.

34040040667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21105172.

The product of its (nonzero) digits is 48384, while the sum is 34.

The spelling of 34040040667 in words is "thirty-four billion, forty million, forty thousand, six hundred sixty-seven".