40343331412 has 12 divisors (see below), whose sum is σ = 70607628000. Its totient is φ = 20169723416.

The previous prime is 40343331407. The next prime is 40343331517. The reversal of 40343331412 is 21413334304.

It is a congruent number.

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, 438328 + ... + 522319.

It is an arithmetic number, because the mean of its divisors is an integer number (5883969000).

Almost surely, 2^40343331412 is an apocalyptic number.

It is an amenable number.

40343331412 is a deficient number, since it is larger than the sum of its proper divisors (30264296588).

40343331412 is a wasteful number, since it uses less digits than its factorization.

40343331412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 971150 (or 971148 counting only the distinct ones).

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

Adding to 40343331412 its reverse (21413334304), we get a palindrome (61756665716).

The spelling of 40343331412 in words is "forty billion, three hundred forty-three million, three hundred thirty-one thousand, four hundred twelve".