40166025328606 has 16 divisors (see below), whose sum is σ = 61559709837264. Its totient is φ = 19648268932864.

The previous prime is 40166025328603. The next prime is 40166025328609. The reversal of 40166025328606 is 60682352066104.

It is an interprime number because it is at equal distance from previous prime (40166025328603) and next prime (40166025328609).

It is a super-2 number, since 2×40166025328606² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40166025328606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40166025328603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 536683216 + ... + 536758051.

It is an arithmetic number, because the mean of its divisors is an integer number (3847481864829).

Almost surely, 2^{40166025328606} is an apocalyptic number.

40166025328606 is a deficient number, since it is larger than the sum of its proper divisors (21393684508658).

40166025328606 is a wasteful number, since it uses less digits than its factorization.

40166025328606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1073441675.

The product of its (nonzero) digits is 2488320, while the sum is 49.

The spelling of 40166025328606 in words is "forty trillion, one hundred sixty-six billion, twenty-five million, three hundred twenty-eight thousand, six hundred six".