40140610567171 has 4 divisors (see below), whose sum is σ = 40140736301952. Its totient is φ = 40140484832392.

The previous prime is 40140610567133. The next prime is 40140610567199. The reversal of 40140610567171 is 17176501604104.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40140610567171 - 2³⁹ = 39590854753283 is a prime.

It is a super-2 number, since 2×40140610567171² (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 (40140611567171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62387296 + ... + 63027421.

It is an arithmetic number, because the mean of its divisors is an integer number (10035184075488).

Almost surely, 2^{40140610567171} is an apocalyptic number.

40140610567171 is a deficient number, since it is larger than the sum of its proper divisors (125734781).

40140610567171 is a wasteful number, since it uses less digits than its factorization.

40140610567171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125734780.

The product of its (nonzero) digits is 141120, while the sum is 43.

The spelling of 40140610567171 in words is "forty trillion, one hundred forty billion, six hundred ten million, five hundred sixty-seven thousand, one hundred seventy-one".