40320423312071 has 12 divisors (see below), whose sum is σ = 48047333705280. Its totient is φ = 33717427158240.

The previous prime is 40320423312067. The next prime is 40320423312157. The reversal of 40320423312071 is 17021332402304.

It is not a de Polignac number, because 40320423312071 - 2² = 40320423312067 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40320423312011) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10034946551 + ... + 10034950568.

It is an arithmetic number, because the mean of its divisors is an integer number (4003944475440).

Almost surely, 2^{40320423312071} is an apocalyptic number.

40320423312071 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

40320423312071 is a deficient number, since it is larger than the sum of its proper divisors (7726910393209).

40320423312071 is a wasteful number, since it uses less digits than its factorization.

40320423312071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20069897174 (or 20069897167 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 32.

Adding to 40320423312071 its reverse (17021332402304), we get a palindrome (57341755714375).

The spelling of 40320423312071 in words is "forty trillion, three hundred twenty billion, four hundred twenty-three million, three hundred twelve thousand, seventy-one".