40344331211012 has 12 divisors (see below), whose sum is σ = 70623002721180. Its totient is φ = 20166330433536.

The previous prime is 40344331211011. The next prime is 40344331211039. The reversal of 40344331211012 is 21011213344304.

It can be written as a sum of positive squares in 2 ways, for example, as 12922414490176 + 27421916720836 = 3594776^2 + 5236594^2 .

It is not an unprimeable number, because it can be changed into a prime (40344331211011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1458777437 + ... + 1458805092.

It is an arithmetic number, because the mean of its divisors is an integer number (5885250226765).

Almost surely, 2^{40344331211012} is an apocalyptic number.

It is an amenable number.

40344331211012 is a deficient number, since it is larger than the sum of its proper divisors (30278671510168).

40344331211012 is a wasteful number, since it uses less digits than its factorization.

40344331211012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2917585990 (or 2917585988 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 40344331211012 its reverse (21011213344304), we get a palindrome (61355544555316).

The spelling of 40344331211012 in words is "forty trillion, three hundred forty-four billion, three hundred thirty-one million, two hundred eleven thousand, twelve".