231403040706 has 32 divisors (see below), whose sum is σ = 468935251200. Its totient is φ = 76113947520.

The previous prime is 231403040683. The next prime is 231403040767. The reversal of 231403040706 is 607040304132.

231403040706 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 (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 685030 + ... + 965438.

It is an arithmetic number, because the mean of its divisors is an integer number (14654226600).

Almost surely, 2^231403040706 is an apocalyptic number.

231403040706 is an abundant number, since it is smaller than the sum of its proper divisors (237532210494).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

231403040706 is a wasteful number, since it uses less digits than its factorization.

231403040706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282234.

The product of its (nonzero) digits is 12096, while the sum is 30.

Adding to 231403040706 its reverse (607040304132), we get a palindrome (838443344838).

The spelling of 231403040706 in words is "two hundred thirty-one billion, four hundred three million, forty thousand, seven hundred six".