40454324018047 has 2 divisors, whose sum is σ = 40454324018048. Its totient is φ = 40454324018046.

The previous prime is 40454324018029. The next prime is 40454324018071. The reversal of 40454324018047 is 74081042345404.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40454324018047 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40454324017988 and 40454324018006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40454324018947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20227162009023 + 20227162009024.

It is an arithmetic number, because the mean of its divisors is an integer number (20227162009024).

Almost surely, 2^{40454324018047} is an apocalyptic number.

40454324018047 is a deficient number, since it is larger than the sum of its proper divisors (1).

40454324018047 is an equidigital number, since it uses as much as digits as its factorization.

40454324018047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1720320, while the sum is 46.

The spelling of 40454324018047 in words is "forty trillion, four hundred fifty-four billion, three hundred twenty-four million, eighteen thousand, forty-seven".