40013004334312 has 32 divisors (see below), whose sum is σ = 77054281101000. Its totient is φ = 19465227085824.

The previous prime is 40013004334291. The next prime is 40013004334327. The reversal of 40013004334312 is 21343340031004.

It can be written as a sum of positive squares in 4 ways, for example, as 15334225819236 + 24678778515076 = 3915894^2 + 4967774^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8482564 + ... + 12328012.

Almost surely, 2^{40013004334312} is an apocalyptic number.

It is an amenable number.

40013004334312 is a deficient number, since it is larger than the sum of its proper divisors (37041276766688).

40013004334312 is a wasteful number, since it uses less digits than its factorization.

40013004334312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3880645 (or 3880641 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 40013004334312 its reverse (21343340031004), we get a palindrome (61356344365316).

The spelling of 40013004334312 in words is "forty trillion, thirteen billion, four million, three hundred thirty-four thousand, three hundred twelve".