40033431521140 has 48 divisors (see below), whose sum is σ = 87726033077760. Its totient is φ = 15317034163200.

The previous prime is 40033431521123. The next prime is 40033431521143. The reversal of 40033431521140 is 4112513433004.

40033431521140 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40033431521143) 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, 117870565 + ... + 118209715.

It is an arithmetic number, because the mean of its divisors is an integer number (1827625689120).

Almost surely, 2^{40033431521140} is an apocalyptic number.

It is an amenable number.

40033431521140 is an abundant number, since it is smaller than the sum of its proper divisors (47692601556620).

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

40033431521140 is a wasteful number, since it uses less digits than its factorization.

40033431521140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 595792 (or 595790 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 40033431521140 its reverse (4112513433004), we get a palindrome (44145944954144).

The spelling of 40033431521140 in words is "forty trillion, thirty-three billion, four hundred thirty-one million, five hundred twenty-one thousand, one hundred forty".