40281509761327 has 2 divisors, whose sum is σ = 40281509761328. Its totient is φ = 40281509761326.

The previous prime is 40281509761289. The next prime is 40281509761369. The reversal of 40281509761327 is 72316790518204.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40281509761327 - 2²⁷ = 40281375543599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40281509761027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20140754880663 + 20140754880664.

It is an arithmetic number, because the mean of its divisors is an integer number (20140754880664).

It is a 1-persistent number, because it is pandigital, but 2⋅40281509761327 = 80563019522654 is not.

Almost surely, 2^{40281509761327} is an apocalyptic number.

40281509761327 is a deficient number, since it is larger than the sum of its proper divisors (1).

40281509761327 is an equidigital number, since it uses as much as digits as its factorization.

40281509761327 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5080320, while the sum is 55.

The spelling of 40281509761327 in words is "forty trillion, two hundred eighty-one billion, five hundred nine million, seven hundred sixty-one thousand, three hundred twenty-seven".