40134844103575 has 24 divisors (see below), whose sum is σ = 54841859267888. Its totient is φ = 28948781998080.

The previous prime is 40134844103561. The next prime is 40134844103579. The reversal of 40134844103575 is 57530144843104.

It is a de Polignac number, because none of the positive numbers 2^k-40134844103575 is a prime.

It is a super-2 number, since 2×40134844103575² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40134844103579) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1435937514 + ... + 1435965463.

Almost surely, 2^{40134844103575} is an apocalyptic number.

40134844103575 is a deficient number, since it is larger than the sum of its proper divisors (14707015164313).

40134844103575 is a wasteful number, since it uses less digits than its factorization.

40134844103575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2871903043 (or 2871903038 counting only the distinct ones).

The product of its (nonzero) digits is 3225600, while the sum is 49.

Adding to 40134844103575 its reverse (57530144843104), we get a palindrome (97664988946679).

The spelling of 40134844103575 in words is "forty trillion, one hundred thirty-four billion, eight hundred forty-four million, one hundred three thousand, five hundred seventy-five".