406666737367 has 24 divisors (see below), whose sum is σ = 470758149680. Its totient is φ = 350064633600.

The previous prime is 406666737341. The next prime is 406666737401. The reversal of 406666737367 is 763737666604.

It is a de Polignac number, because none of the positive numbers 2^k-406666737367 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406666737307) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4676767 + ... + 4762927.

Almost surely, 2^406666737367 is an apocalyptic number.

406666737367 is a deficient number, since it is larger than the sum of its proper divisors (64091412313).

406666737367 is a wasteful number, since it uses less digits than its factorization.

406666737367 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88255 (or 88244 counting only the distinct ones).

The product of its (nonzero) digits is 96018048, while the sum is 61.

The spelling of 406666737367 in words is "four hundred six billion, six hundred sixty-six million, seven hundred thirty-seven thousand, three hundred sixty-seven".