40331412404212 has 12 divisors (see below), whose sum is σ = 70580352168900. Its totient is φ = 20165597498816.

The previous prime is 40331412404053. The next prime is 40331412404249. The reversal of 40331412404212 is 21240421413304.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 31303286464356 + 9028125939856 = 5594934^2 + 3004684^2 .

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, 26338153 + ... + 27827344.

It is an arithmetic number, because the mean of its divisors is an integer number (5881696014075).

Almost surely, 2^{40331412404212} is an apocalyptic number.

It is an amenable number.

40331412404212 is a deficient number, since it is larger than the sum of its proper divisors (30248939764688).

40331412404212 is a wasteful number, since it uses less digits than its factorization.

40331412404212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54351650 (or 54351648 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 40331412404212 its reverse (21240421413304), we get a palindrome (61571833817516).

The spelling of 40331412404212 in words is "forty trillion, three hundred thirty-one billion, four hundred twelve million, four hundred four thousand, two hundred twelve".