40140614105657 has 8 divisors (see below), whose sum is σ = 43228700907336. Its totient is φ = 37052576911872.

The previous prime is 40140614105623. The next prime is 40140614105689. The reversal of 40140614105657 is 75650141604104.

40140614105657 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 12821813531536 + 27318800574121 = 3580756^2 + 5226739^2 .

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 40140614105657 - 2⁶ = 40140614105593 is a prime.

It is a super-2 number, since 2×40140614105657² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40140614105357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10712888 + ... + 13965929.

It is an arithmetic number, because the mean of its divisors is an integer number (5403587613417).

Almost surely, 2^{40140614105657} is an apocalyptic number.

It is an amenable number.

40140614105657 is a deficient number, since it is larger than the sum of its proper divisors (3088086801679).

40140614105657 is a wasteful number, since it uses less digits than its factorization.

40140614105657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24803947.

The product of its (nonzero) digits is 403200, while the sum is 44.

The spelling of 40140614105657 in words is "forty trillion, one hundred forty billion, six hundred fourteen million, one hundred five thousand, six hundred fifty-seven".