40012354330105 has 32 divisors (see below), whose sum is σ = 51114017001600. Its totient is φ = 29981951442432.

The previous prime is 40012354330103. The next prime is 40012354330159. The reversal of 40012354330105 is 50103345321004.

It is a cyclic number.

It is not a de Polignac number, because 40012354330105 - 2¹ = 40012354330103 is a prime.

It is a super-2 number, since 2×40012354330105² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40012354330103) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 105896299 + ... + 106273471.

It is an arithmetic number, because the mean of its divisors is an integer number (1597313031300).

Almost surely, 2^{40012354330105} is an apocalyptic number.

It is an amenable number.

40012354330105 is a deficient number, since it is larger than the sum of its proper divisors (11101662671495).

40012354330105 is a wasteful number, since it uses less digits than its factorization.

40012354330105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389833.

The product of its (nonzero) digits is 21600, while the sum is 31.

Adding to 40012354330105 its reverse (50103345321004), we get a palindrome (90115699651109).

The spelling of 40012354330105 in words is "forty trillion, twelve billion, three hundred fifty-four million, three hundred thirty thousand, one hundred five".