16202741342797 has 2 divisors, whose sum is σ = 16202741342798. Its totient is φ = 16202741342796.

The previous prime is 16202741342773. The next prime is 16202741342803. The reversal of 16202741342797 is 79724314720261.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14709019834756 + 1493721508041 = 3835234^2 + 1222179^2 .

It is an emirp because it is prime and its reverse (79724314720261) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16202741342797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16202741382797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8101370671398 + 8101370671399.

It is an arithmetic number, because the mean of its divisors is an integer number (8101370671399).

Almost surely, 2^{16202741342797} is an apocalyptic number.

It is an amenable number.

16202741342797 is a deficient number, since it is larger than the sum of its proper divisors (1).

16202741342797 is an equidigital number, since it uses as much as digits as its factorization.

16202741342797 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7112448, while the sum is 55.

The spelling of 16202741342797 in words is "sixteen trillion, two hundred two billion, seven hundred forty-one million, three hundred forty-two thousand, seven hundred ninety-seven".