40244120012 has 12 divisors (see below), whose sum is σ = 70429017120. Its totient is φ = 20121543696.

The previous prime is 40244119999. The next prime is 40244120047. The reversal of 40244120012 is 21002144204.

It is an unprimeable number.

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, 86189 + ... + 296507.

It is an arithmetic number, because the mean of its divisors is an integer number (5869084760).

Almost surely, 2^40244120012 is an apocalyptic number.

It is an amenable number.

40244120012 is a deficient number, since it is larger than the sum of its proper divisors (30184897108).

40244120012 is a wasteful number, since it uses less digits than its factorization.

40244120012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258160 (or 258158 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 40244120012 its reverse (21002144204), we get a palindrome (61246264216).

The spelling of 40244120012 in words is "forty billion, two hundred forty-four million, one hundred twenty thousand, twelve".