40056513163 has 2 divisors, whose sum is σ = 40056513164. Its totient is φ = 40056513162.

The previous prime is 40056513113. The next prime is 40056513173. The reversal of 40056513163 is 36131565004.

40056513163 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 40056513163 - 2²⁹ = 39519642251 is a prime.

It is not a weakly prime, because it can be changed into another prime (40056513103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20028256581 + 20028256582.

It is an arithmetic number, because the mean of its divisors is an integer number (20028256582).

Almost surely, 2^40056513163 is an apocalyptic number.

40056513163 is a deficient number, since it is larger than the sum of its proper divisors (1).

40056513163 is an equidigital number, since it uses as much as digits as its factorization.

40056513163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32400, while the sum is 34.

The spelling of 40056513163 in words is "forty billion, fifty-six million, five hundred thirteen thousand, one hundred sixty-three".