40041255044 has 36 divisors (see below), whose sum is σ = 84519235584. Its totient is φ = 16257347568.

The previous prime is 40041255043. The next prime is 40041255049. The reversal of 40041255044 is 44055214004.

It is a junction number, because it is equal to n+sod(n) for n = 40041254998 and 40041255016.

It is not an unprimeable number, because it can be changed into a prime (40041255043) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1970564 + ... + 1990779.

It is an arithmetic number, because the mean of its divisors is an integer number (2347756544).

Almost surely, 2^40041255044 is an apocalyptic number.

It is an amenable number.

40041255044 is an abundant number, since it is smaller than the sum of its proper divisors (44477980540).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40041255044 is a wasteful number, since it uses less digits than its factorization.

40041255044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3961392 (or 3961371 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 29.

Adding to 40041255044 its reverse (44055214004), we get a palindrome (84096469048).

The spelling of 40041255044 in words is "forty billion, forty-one million, two hundred fifty-five thousand, forty-four".