13400726306 has 16 divisors (see below), whose sum is σ = 23218371360. Its totient is φ = 5732930880.

The previous prime is 13400726299. The next prime is 13400726321. The reversal of 13400726306 is 60362700431.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17915036 + ... + 17915783.

It is an arithmetic number, because the mean of its divisors is an integer number (1451148210).

Almost surely, 2^13400726306 is an apocalyptic number.

13400726306 is a deficient number, since it is larger than the sum of its proper divisors (9817645054).

13400726306 is a wasteful number, since it uses less digits than its factorization.

13400726306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35830849.

The product of its (nonzero) digits is 18144, while the sum is 32.

The spelling of 13400726306 in words is "thirteen billion, four hundred million, seven hundred twenty-six thousand, three hundred six".