40166129286 has 16 divisors (see below), whose sum is σ = 89258065200. Its totient is φ = 13388709744.

The previous prime is 40166129261. The next prime is 40166129303. The reversal of 40166129286 is 68292166104.

40166129286 is a `hidden beast` number, since 4 + 0 + 1 + 6 + 612 + 9 + 28 + 6 = 666.

40166129286 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×40166129286³ (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

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, 371908551 + ... + 371908658.

It is an arithmetic number, because the mean of its divisors is an integer number (5578629075).

Almost surely, 2^40166129286 is an apocalyptic number.

40166129286 is an abundant number, since it is smaller than the sum of its proper divisors (49091935914).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40166129286 is a wasteful number, since it uses less digits than its factorization.

40166129286 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 743817220 (or 743817214 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The spelling of 40166129286 in words is "forty billion, one hundred sixty-six million, one hundred twenty-nine thousand, two hundred eighty-six".