720040012 has 12 divisors (see below), whose sum is σ = 1281427560. Its totient is φ = 353917856.

The previous prime is 720040003. The next prime is 720040019. The reversal of 720040012 is 210040027.

720040012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (720040019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1525273 + ... + 1525744.

It is an arithmetic number, because the mean of its divisors is an integer number (106785630).

Almost surely, 2^720040012 is an apocalyptic number.

It is an amenable number.

720040012 is a deficient number, since it is larger than the sum of its proper divisors (561387548).

720040012 is a wasteful number, since it uses less digits than its factorization.

720040012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3051080 (or 3051078 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 16.

The square root of 720040012 is about 26833.5612992387. The cubic root of 720040012 is about 896.2975517786.

Adding to 720040012 its reverse (210040027), we get a palindrome (930080039).

The spelling of 720040012 in words is "seven hundred twenty million, forty thousand, twelve".