40311312430244 has 12 divisors (see below), whose sum is σ = 70553278811484. Its totient is φ = 20153232769824.

The previous prime is 40311312430229. The next prime is 40311312430303. The reversal of 40311312430244 is 44203421311304.

It can be written as a sum of positive squares in 2 ways, for example, as 24954021160000 + 15357291270244 = 4995400^2 + 3918838^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 40311312430244.

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, 605823899 + ... + 605890434.

It is an arithmetic number, because the mean of its divisors is an integer number (5879439900957).

Almost surely, 2^{40311312430244} is an apocalyptic number.

It is an amenable number.

40311312430244 is a deficient number, since it is larger than the sum of its proper divisors (30241966381240).

40311312430244 is a wasteful number, since it uses less digits than its factorization.

40311312430244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1211722654 (or 1211722652 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 40311312430244 its reverse (44203421311304), we get a palindrome (84514733741548).

The spelling of 40311312430244 in words is "forty trillion, three hundred eleven billion, three hundred twelve million, four hundred thirty thousand, two hundred forty-four".