40323432320423 has 8 divisors (see below), whose sum is σ = 46212290127360. Its totient is φ = 34466666382360.

The previous prime is 40323432320401. The next prime is 40323432320441. The reversal of 40323432320423 is 32402323432304.

It is a happy number.

40323432320423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 40323432320423 - 2³⁰ = 40322358578599 is a prime.

It is a super-2 number, since 2×40323432320423² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40323432320123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8022964523 + ... + 8022969548.

It is an arithmetic number, because the mean of its divisors is an integer number (5776536265920).

Almost surely, 2^{40323432320423} is an apocalyptic number.

40323432320423 is a deficient number, since it is larger than the sum of its proper divisors (5888857806937).

40323432320423 is a wasteful number, since it uses less digits than its factorization.

40323432320423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16045934437.

The product of its (nonzero) digits is 248832, while the sum is 35.

Adding to 40323432320423 its reverse (32402323432304), we get a palindrome (72725755752727).

The spelling of 40323432320423 in words is "forty trillion, three hundred twenty-three billion, four hundred thirty-two million, three hundred twenty thousand, four hundred twenty-three".