2140660012 has 24 divisors (see below), whose sum is σ = 3851382080. Its totient is φ = 1040325120.

The previous prime is 2140660001. The next prime is 2140660037. The reversal of 2140660012 is 2100660412.

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 7 ways as a sum of consecutive naturals, for example, 146812 + ... + 160732.

Almost surely, 2^2140660012 is an apocalyptic number.

It is an amenable number.

2140660012 is a deficient number, since it is larger than the sum of its proper divisors (1710722068).

2140660012 is a wasteful number, since it uses less digits than its factorization.

2140660012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15001 (or 14999 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 2140660012 is about 46267.2671766985. The cubic root of 2140660012 is about 1288.7912102695.

It can be divided in two parts, 21406 and 60012, that added together give a palindrome (81418).

The spelling of 2140660012 in words is "two billion, one hundred forty million, six hundred sixty thousand, twelve".