40273726450663 has 2 divisors, whose sum is σ = 40273726450664. Its totient is φ = 40273726450662.

The previous prime is 40273726450597. The next prime is 40273726450687. The reversal of 40273726450663 is 36605462737204.

40273726450663 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40273726450663 - 2¹³ = 40273726442471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40273726459663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20136863225331 + 20136863225332.

It is an arithmetic number, because the mean of its divisors is an integer number (20136863225332).

Almost surely, 2^{40273726450663} is an apocalyptic number.

40273726450663 is a deficient number, since it is larger than the sum of its proper divisors (1).

40273726450663 is an equidigital number, since it uses as much as digits as its factorization.

40273726450663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30481920, while the sum is 55.

The spelling of 40273726450663 in words is "forty trillion, two hundred seventy-three billion, seven hundred twenty-six million, four hundred fifty thousand, six hundred sixty-three".