40740925163 has 2 divisors, whose sum is σ = 40740925164. Its totient is φ = 40740925162.

The previous prime is 40740925151. The next prime is 40740925171. The reversal of 40740925163 is 36152904704.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40740925163 - 2⁸ = 40740924907 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40740925163.

It is not a weakly prime, because it can be changed into another prime (40740925763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20370462581 + 20370462582.

It is an arithmetic number, because the mean of its divisors is an integer number (20370462582).

Almost surely, 2^40740925163 is an apocalyptic number.

40740925163 is a deficient number, since it is larger than the sum of its proper divisors (1).

40740925163 is an equidigital number, since it uses as much as digits as its factorization.

40740925163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 181440, while the sum is 41.

The spelling of 40740925163 in words is "forty billion, seven hundred forty million, nine hundred twenty-five thousand, one hundred sixty-three".