16369648541 has 2 divisors, whose sum is σ = 16369648542. Its totient is φ = 16369648540.

The previous prime is 16369648469. The next prime is 16369648567. The reversal of 16369648541 is 14584696361.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13680811225 + 2688837316 = 116965^2 + 51854^2 .

It is an emirp because it is prime and its reverse (14584696361) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16369648541 - 2¹⁰ = 16369647517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16369638541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8184824270 + 8184824271.

It is an arithmetic number, because the mean of its divisors is an integer number (8184824271).

Almost surely, 2^16369648541 is an apocalyptic number.

It is an amenable number.

16369648541 is a deficient number, since it is larger than the sum of its proper divisors (1).

16369648541 is an equidigital number, since it uses as much as digits as its factorization.

16369648541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3732480, while the sum is 53.

The spelling of 16369648541 in words is "sixteen billion, three hundred sixty-nine million, six hundred forty-eight thousand, five hundred forty-one".