40505526163 has 2 divisors, whose sum is σ = 40505526164. Its totient is φ = 40505526162.

The previous prime is 40505526151. The next prime is 40505526169. The reversal of 40505526163 is 36162550504.

40505526163 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 40505526163 - 2⁹ = 40505525651 is a prime.

It is not a weakly prime, because it can be changed into another prime (40505526169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20252763081 + 20252763082.

It is an arithmetic number, because the mean of its divisors is an integer number (20252763082).

Almost surely, 2^40505526163 is an apocalyptic number.

40505526163 is a deficient number, since it is larger than the sum of its proper divisors (1).

40505526163 is an equidigital number, since it uses as much as digits as its factorization.

40505526163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108000, while the sum is 37.

The spelling of 40505526163 in words is "forty billion, five hundred five million, five hundred twenty-six thousand, one hundred sixty-three".