16342200397 has 2 divisors, whose sum is σ = 16342200398. Its totient is φ = 16342200396.

The previous prime is 16342200341. The next prime is 16342200431. The reversal of 16342200397 is 79300224361.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10375255881 + 5966944516 = 101859^2 + 77246^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16342200397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16342210397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8171100198 + 8171100199.

It is an arithmetic number, because the mean of its divisors is an integer number (8171100199).

Almost surely, 2^16342200397 is an apocalyptic number.

It is an amenable number.

16342200397 is a deficient number, since it is larger than the sum of its proper divisors (1).

16342200397 is an equidigital number, since it uses as much as digits as its factorization.

16342200397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 37.

The spelling of 16342200397 in words is "sixteen billion, three hundred forty-two million, two hundred thousand, three hundred ninety-seven".