240431453053423 has 16 divisors (see below), whose sum is σ = 243449475231456. Its totient is φ = 237431819243520.

The previous prime is 240431453053387. The next prime is 240431453053457. The reversal of 240431453053423 is 324350354134042.

It is a cyclic number.

It is not a de Polignac number, because 240431453053423 - 2²¹ = 240431450956271 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 240431453053423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240431453053123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 881168565 + ... + 881441377.

It is an arithmetic number, because the mean of its divisors is an integer number (15215592201966).

Almost surely, 2^{240431453053423} is an apocalyptic number.

240431453053423 is a deficient number, since it is larger than the sum of its proper divisors (3018022178033).

240431453053423 is a wasteful number, since it uses less digits than its factorization.

240431453053423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306474.

The product of its (nonzero) digits is 2073600, while the sum is 43.

The spelling of 240431453053423 in words is "two hundred forty trillion, four hundred thirty-one billion, four hundred fifty-three million, fifty-three thousand, four hundred twenty-three".