40320412130423 has 2 divisors, whose sum is σ = 40320412130424. Its totient is φ = 40320412130422.

The previous prime is 40320412130417. The next prime is 40320412130437. The reversal of 40320412130423 is 32403121402304.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40320412130423 - 2⁶ = 40320412130359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40320412190423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20160206065211 + 20160206065212.

It is an arithmetic number, because the mean of its divisors is an integer number (20160206065212).

Almost surely, 2^{40320412130423} is an apocalyptic number.

40320412130423 is a deficient number, since it is larger than the sum of its proper divisors (1).

40320412130423 is an equidigital number, since it uses as much as digits as its factorization.

40320412130423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 40320412130423 its reverse (32403121402304), we get a palindrome (72723533532727).

The spelling of 40320412130423 in words is "forty trillion, three hundred twenty billion, four hundred twelve million, one hundred thirty thousand, four hundred twenty-three".