40344136451467 has 2 divisors, whose sum is σ = 40344136451468. Its totient is φ = 40344136451466.

The previous prime is 40344136451419. The next prime is 40344136451503. The reversal of 40344136451467 is 76415463144304.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40344136451467 - 2²³ = 40344128062859 is a prime.

It is not a weakly prime, because it can be changed into another prime (40344436451467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20172068225733 + 20172068225734.

It is an arithmetic number, because the mean of its divisors is an integer number (20172068225734).

Almost surely, 2^{40344136451467} is an apocalyptic number.

40344136451467 is a deficient number, since it is larger than the sum of its proper divisors (1).

40344136451467 is an equidigital number, since it uses as much as digits as its factorization.

40344136451467 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11612160, while the sum is 52.

The spelling of 40344136451467 in words is "forty trillion, three hundred forty-four billion, one hundred thirty-six million, four hundred fifty-one thousand, four hundred sixty-seven".