40666126101 has 8 divisors (see below), whose sum is σ = 54229232640. Its totient is φ = 27106885152.

The previous prime is 40666126049. The next prime is 40666126117. The reversal of 40666126101 is 10162166604.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40666126101 - 2¹⁸ = 40665863957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40666126121) 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, 941760 + ... + 983993.

It is an arithmetic number, because the mean of its divisors is an integer number (6778654080).

Almost surely, 2^40666126101 is an apocalyptic number.

It is an amenable number.

40666126101 is a deficient number, since it is larger than the sum of its proper divisors (13563106539).

40666126101 is a wasteful number, since it uses less digits than its factorization.

40666126101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1932795.

The product of its (nonzero) digits is 10368, while the sum is 33.

The spelling of 40666126101 in words is "forty billion, six hundred sixty-six million, one hundred twenty-six thousand, one hundred one".