40666673339 has 4 divisors (see below), whose sum is σ = 40859406600. Its totient is φ = 40473940080.

The previous prime is 40666673309. The next prime is 40666673347. The reversal of 40666673339 is 93337666604.

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 40666673339 - 2²⁰ = 40665624763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40666673309) 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, 96366314 + ... + 96366735.

It is an arithmetic number, because the mean of its divisors is an integer number (10214851650).

Almost surely, 2^40666673339 is an apocalyptic number.

40666673339 is a deficient number, since it is larger than the sum of its proper divisors (192733261).

40666673339 is a wasteful number, since it uses less digits than its factorization.

40666673339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192733260.

The product of its (nonzero) digits is 8817984, while the sum is 53.

The spelling of 40666673339 in words is "forty billion, six hundred sixty-six million, six hundred seventy-three thousand, three hundred thirty-nine".