240344130231 has 32 divisors (see below), whose sum is σ = 356791518720. Its totient is φ = 159902975232.

The previous prime is 240344130223. The next prime is 240344130233. The reversal of 240344130231 is 132031443042.

240344130231 is a `hidden beast` number, since 240 + 3 + 4 + 413 + 0 + 2 + 3 + 1 = 666.

It is not a de Polignac number, because 240344130231 - 2³ = 240344130223 is a prime.

It is a super-3 number, since 3×240344130231³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 240344130195 and 240344130204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240344130233) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39313831 + ... + 39319943.

It is an arithmetic number, because the mean of its divisors is an integer number (11149734960).

Almost surely, 2^240344130231 is an apocalyptic number.

240344130231 is a deficient number, since it is larger than the sum of its proper divisors (116447388489).

240344130231 is a wasteful number, since it uses less digits than its factorization.

240344130231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8852 (or 8846 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 240344130231 its reverse (132031443042), we get a palindrome (372375573273).

The spelling of 240344130231 in words is "two hundred forty billion, three hundred forty-four million, one hundred thirty thousand, two hundred thirty-one".