2400243221423 has 8 divisors (see below), whose sum is σ = 2417324144640. Its totient is φ = 2383177894200.

The previous prime is 2400243221353. The next prime is 2400243221527. The reversal of 2400243221423 is 3241223420042.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2400243221423 - 2²⁴ = 2400226444207 is a prime.

It is a super-2 number, since 2×2400243221423² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2400243211423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3590015 + ... + 4205792.

It is an arithmetic number, because the mean of its divisors is an integer number (302165518080).

Almost surely, 2^{2400243221423} is an apocalyptic number.

2400243221423 is a deficient number, since it is larger than the sum of its proper divisors (17080923217).

2400243221423 is a wasteful number, since it uses less digits than its factorization.

2400243221423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7797997.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 2400243221423 its reverse (3241223420042), we get a palindrome (5641466641465).

The spelling of 2400243221423 in words is "two trillion, four hundred billion, two hundred forty-three million, two hundred twenty-one thousand, four hundred twenty-three".