16240163077 has 2 divisors, whose sum is σ = 16240163078. Its totient is φ = 16240163076.

The previous prime is 16240163039. The next prime is 16240163089. The reversal of 16240163077 is 77036104261.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13771961316 + 2468201761 = 117354^2 + 49681^2 .

It is an emirp because it is prime and its reverse (77036104261) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16240163077 - 2¹¹ = 16240161029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16240163677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8120081538 + 8120081539.

It is an arithmetic number, because the mean of its divisors is an integer number (8120081539).

Almost surely, 2^16240163077 is an apocalyptic number.

It is an amenable number.

16240163077 is a deficient number, since it is larger than the sum of its proper divisors (1).

16240163077 is an equidigital number, since it uses as much as digits as its factorization.

16240163077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42336, while the sum is 37.

The spelling of 16240163077 in words is "sixteen billion, two hundred forty million, one hundred sixty-three thousand, seventy-seven".