12940462018 has 16 divisors (see below), whose sum is σ = 21285025056. Its totient is φ = 5851549440.

The previous prime is 12940462001. The next prime is 12940462037. The reversal of 12940462018 is 81026404921.

12940462018 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1519596 + ... + 1528087.

It is an arithmetic number, because the mean of its divisors is an integer number (1330314066).

Almost surely, 2^12940462018 is an apocalyptic number.

12940462018 is a deficient number, since it is larger than the sum of its proper divisors (8344563038).

12940462018 is a wasteful number, since it uses less digits than its factorization.

12940462018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3047889.

The product of its (nonzero) digits is 27648, while the sum is 37.

Adding to 12940462018 its reverse (81026404921), we get a palindrome (93966866939).

The spelling of 12940462018 in words is "twelve billion, nine hundred forty million, four hundred sixty-two thousand, eighteen".