240400245320423 has 8 divisors (see below), whose sum is σ = 251555993575488. Its totient is φ = 229489678345824.

The previous prime is 240400245320407. The next prime is 240400245320449. The reversal of 240400245320423 is 324023542004042.

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 240400245320423 - 2⁴ = 240400245320407 is a prime.

It is a super-3 number, since 3×240400245320423³ (a number of 44 digits) contains 333 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 (240400245320923) 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, 61295318111 + ... + 61295322032.

It is an arithmetic number, because the mean of its divisors is an integer number (31444499196936).

Almost surely, 2^{240400245320423} is an apocalyptic number.

240400245320423 is a deficient number, since it is larger than the sum of its proper divisors (11155748255065).

240400245320423 is a wasteful number, since it uses less digits than its factorization.

240400245320423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122590640233.

The product of its (nonzero) digits is 184320, while the sum is 35.

Adding to 240400245320423 its reverse (324023542004042), we get a palindrome (564423787324465).

The spelling of 240400245320423 in words is "two hundred forty trillion, four hundred billion, two hundred forty-five million, three hundred twenty thousand, four hundred twenty-three".