40131144104 has 16 divisors (see below), whose sum is σ = 75296520000. Its totient is φ = 20052072112.

The previous prime is 40131144091. The next prime is 40131144133. The reversal of 40131144104 is 40144113104.

It is a super-2 number, since 2×40131144104² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40131144104.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1674854 + ... + 1698645.

It is an arithmetic number, because the mean of its divisors is an integer number (4706032500).

Almost surely, 2^40131144104 is an apocalyptic number.

It is an amenable number.

40131144104 is a deficient number, since it is larger than the sum of its proper divisors (35165375896).

40131144104 is a wasteful number, since it uses less digits than its factorization.

40131144104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3374992 (or 3374988 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 40131144104 its reverse (40144113104), we get a palindrome (80275257208).

The spelling of 40131144104 in words is "forty billion, one hundred thirty-one million, one hundred forty-four thousand, one hundred four".