40135110442 has 32 divisors (see below), whose sum is σ = 71042872320. Its totient is φ = 16641123840.

The previous prime is 40135110419. The next prime is 40135110443. The reversal of 40135110442 is 24401153104.

40135110442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×40135110442² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40135110443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1780788 + ... + 1803184.

It is an arithmetic number, because the mean of its divisors is an integer number (2220089760).

Almost surely, 2^40135110442 is an apocalyptic number.

40135110442 is a deficient number, since it is larger than the sum of its proper divisors (30907761878).

40135110442 is a wasteful number, since it uses less digits than its factorization.

40135110442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26566.

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 40135110442 its reverse (24401153104), we get a palindrome (64536263546).

The spelling of 40135110442 in words is "forty billion, one hundred thirty-five million, one hundred ten thousand, four hundred forty-two".