16402500041 has 2 divisors, whose sum is σ = 16402500042. Its totient is φ = 16402500040.

The previous prime is 16402499969. The next prime is 16402500043. The reversal of 16402500041 is 14000520461.

16402500041 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 can be written as a sum of positive squares in only one way, i.e., 16399363600 + 3136441 = 128060^2 + 1771^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16402500041 is a prime.

It is a Sophie Germain prime.

Together with 16402500043, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (16402500043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8201250020 + 8201250021.

It is an arithmetic number, because the mean of its divisors is an integer number (8201250021).

Almost surely, 2^16402500041 is an apocalyptic number.

It is an amenable number.

16402500041 is a deficient number, since it is larger than the sum of its proper divisors (1).

16402500041 is an equidigital number, since it uses as much as digits as its factorization.

16402500041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 23.

The spelling of 16402500041 in words is "sixteen billion, four hundred two million, five hundred thousand, forty-one".