40190966117 has 8 divisors (see below), whose sum is σ = 40859782872. Its totient is φ = 39522470400.

The previous prime is 40190966113. The next prime is 40190966119. The reversal of 40190966117 is 71166909104.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 242549476 + 39948416641 = 15574^2 + 199871^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 40190966117 - 2² = 40190966113 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40190966113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 179117 + ... + 335357.

It is an arithmetic number, because the mean of its divisors is an integer number (5107472859).

Almost surely, 2^40190966117 is an apocalyptic number.

It is an amenable number.

40190966117 is a deficient number, since it is larger than the sum of its proper divisors (668816755).

40190966117 is a wasteful number, since it uses less digits than its factorization.

40190966117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160519.

The product of its (nonzero) digits is 81648, while the sum is 44.

The spelling of 40190966117 in words is "forty billion, one hundred ninety million, nine hundred sixty-six thousand, one hundred seventeen".