40143040135 has 16 divisors (see below), whose sum is σ = 52826038272. Its totient is φ = 29042077600.

The previous prime is 40143040123. The next prime is 40143040141. The reversal of 40143040135 is 53104034104.

40143040135 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40143040135 - 2²¹ = 40140942983 is a prime.

It is a super-2 number, since 2×40143040135² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1900159 + ... + 1921168.

It is an arithmetic number, because the mean of its divisors is an integer number (3301627392).

Almost surely, 2^40143040135 is an apocalyptic number.

40143040135 is a deficient number, since it is larger than the sum of its proper divisors (12682998137).

40143040135 is a wasteful number, since it uses less digits than its factorization.

40143040135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3821534.

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 40143040135 its reverse (53104034104), we get a palindrome (93247074239).

The spelling of 40143040135 in words is "forty billion, one hundred forty-three million, forty thousand, one hundred thirty-five".