11726736406 has 32 divisors (see below), whose sum is σ = 22075799040. Its totient is φ = 4538592000.

The previous prime is 11726736353. The next prime is 11726736479. The reversal of 11726736406 is 60463762711.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 228891 + ... + 275398.

It is an arithmetic number, because the mean of its divisors is an integer number (689868720).

Almost surely, 2^11726736406 is an apocalyptic number.

11726736406 is a deficient number, since it is larger than the sum of its proper divisors (10349062634).

11726736406 is a wasteful number, since it uses less digits than its factorization.

11726736406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504460.

The product of its (nonzero) digits is 254016, while the sum is 43.

The spelling of 11726736406 in words is "eleven billion, seven hundred twenty-six million, seven hundred thirty-six thousand, four hundred six".