16241317877 has 2 divisors, whose sum is σ = 16241317878. Its totient is φ = 16241317876.

The previous prime is 16241317861. The next prime is 16241317879. The reversal of 16241317877 is 77871314261.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13416820561 + 2824497316 = 115831^2 + 53146^2 .

It is a cyclic number.

It is not a de Polignac number, because 16241317877 - 2⁴ = 16241317861 is a prime.

Together with 16241317879, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16241317879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8120658938 + 8120658939.

It is an arithmetic number, because the mean of its divisors is an integer number (8120658939).

Almost surely, 2^16241317877 is an apocalyptic number.

It is an amenable number.

16241317877 is a deficient number, since it is larger than the sum of its proper divisors (1).

16241317877 is an equidigital number, since it uses as much as digits as its factorization.

16241317877 is an evil number, because the sum of its binary digits is even.

The product of its digits is 395136, while the sum is 47.

The spelling of 16241317877 in words is "sixteen billion, two hundred forty-one million, three hundred seventeen thousand, eight hundred seventy-seven".