40666126100 has 36 divisors (see below), whose sum is σ = 88284911904. Its totient is φ = 16259184480.

The previous prime is 40666126049. The next prime is 40666126117. The reversal of 40666126100 is 162166604.

It is a super-2 number, since 2×40666126100² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 137009 + ... + 316391.

It is an arithmetic number, because the mean of its divisors is an integer number (2452358664).

Almost surely, 2^40666126100 is an apocalyptic number.

It is an amenable number.

40666126100 is an abundant number, since it is smaller than the sum of its proper divisors (47618785804).

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

40666126100 is a wasteful number, since it uses less digits than its factorization.

40666126100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181664 (or 181657 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The spelling of 40666126100 in words is "forty billion, six hundred sixty-six million, one hundred twenty-six thousand, one hundred".