240313430423 has 32 divisors (see below), whose sum is σ = 270632862720. Its totient is φ = 211469996160.

The previous prime is 240313430389. The next prime is 240313430471. The reversal of 240313430423 is 324034313042.

It is a cyclic number.

It is not a de Polignac number, because 240313430423 - 2¹⁸ = 240313168279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240313430923) 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, 71883890 + ... + 71887232.

It is an arithmetic number, because the mean of its divisors is an integer number (8457276960).

Almost surely, 2^240313430423 is an apocalyptic number.

240313430423 is a deficient number, since it is larger than the sum of its proper divisors (30319432297).

240313430423 is a wasteful number, since it uses less digits than its factorization.

240313430423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4247.

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 240313430423 its reverse (324034313042), we get a palindrome (564347743465).

The spelling of 240313430423 in words is "two hundred forty billion, three hundred thirteen million, four hundred thirty thousand, four hundred twenty-three".