40344111412 has 12 divisors (see below), whose sum is σ = 77020576416. Its totient is φ = 18338232440.

The previous prime is 40344111389. The next prime is 40344111449. The reversal of 40344111412 is 21411144304.

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, 458455768 + ... + 458455855.

It is an arithmetic number, because the mean of its divisors is an integer number (6418381368).

Almost surely, 2^40344111412 is an apocalyptic number.

It is an amenable number.

40344111412 is a deficient number, since it is larger than the sum of its proper divisors (36676465004).

40344111412 is a wasteful number, since it uses less digits than its factorization.

40344111412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 916911638 (or 916911636 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 40344111412 its reverse (21411144304), we get a palindrome (61755255716).

The spelling of 40344111412 in words is "forty billion, three hundred forty-four million, one hundred eleven thousand, four hundred twelve".