40111400143424 has 28 divisors (see below), whose sum is σ = 79633306566444. Its totient is φ = 20046315024384.

The previous prime is 40111400143357. The next prime is 40111400143433. The reversal of 40111400143424 is 42434100411104.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 472287821824 + 39639112321600 = 687232^2 + 6295960^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146503529 + ... + 146777064.

Almost surely, 2^{40111400143424} is an apocalyptic number.

It is an amenable number.

40111400143424 is a deficient number, since it is larger than the sum of its proper divisors (39521906423020).

40111400143424 is a wasteful number, since it uses less digits than its factorization.

40111400143424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293282742 (or 293282732 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 29.

Adding to 40111400143424 its reverse (42434100411104), we get a palindrome (82545500554528).

The spelling of 40111400143424 in words is "forty trillion, one hundred eleven billion, four hundred million, one hundred forty-three thousand, four hundred twenty-four".