40169100806 has 16 divisors (see below), whose sum is σ = 62644503600. Its totient is φ = 19302222720.

The previous prime is 40169100791. The next prime is 40169100817. The reversal of 40169100806 is 60800196104.

It is a super-2 number, since 2×40169100806² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

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, 3650231 + ... + 3661218.

It is an arithmetic number, because the mean of its divisors is an integer number (3915281475).

Almost surely, 2^40169100806 is an apocalyptic number.

40169100806 is a deficient number, since it is larger than the sum of its proper divisors (22475402794).

40169100806 is a wasteful number, since it uses less digits than its factorization.

40169100806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7311559.

The product of its (nonzero) digits is 10368, while the sum is 35.

The spelling of 40169100806 in words is "forty billion, one hundred sixty-nine million, one hundred thousand, eight hundred six".