40166273726426 has 16 divisors (see below), whose sum is σ = 63673103259360. Its totient is φ = 18950328342000.

The previous prime is 40166273726417. The next prime is 40166273726531. The reversal of 40166273726426 is 62462737266104.

It is a super-3 number, since 3×40166273726426³ (a number of 42 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 2105582501 + ... + 2105601576.

It is an arithmetic number, because the mean of its divisors is an integer number (3979568953710).

Almost surely, 2^{40166273726426} is an apocalyptic number.

40166273726426 is a deficient number, since it is larger than the sum of its proper divisors (23506829532934).

40166273726426 is a wasteful number, since it uses less digits than its factorization.

40166273726426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4211184349.

The product of its (nonzero) digits is 24385536, while the sum is 56.

The spelling of 40166273726426 in words is "forty trillion, one hundred sixty-six billion, two hundred seventy-three million, seven hundred twenty-six thousand, four hundred twenty-six".