16365035149 has 2 divisors, whose sum is σ = 16365035150. Its totient is φ = 16365035148.

The previous prime is 16365035123. The next prime is 16365035171. The reversal of 16365035149 is 94153056361.

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., 15170848900 + 1194186249 = 123170^2 + 34557^2 .

It is a cyclic number.

It is not a de Polignac number, because 16365035149 - 2⁵ = 16365035117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16365035189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8182517574 + 8182517575.

It is an arithmetic number, because the mean of its divisors is an integer number (8182517575).

Almost surely, 2^16365035149 is an apocalyptic number.

It is an amenable number.

16365035149 is a deficient number, since it is larger than the sum of its proper divisors (1).

16365035149 is an equidigital number, since it uses as much as digits as its factorization.

16365035149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 291600, while the sum is 43.

The spelling of 16365035149 in words is "sixteen billion, three hundred sixty-five million, thirty-five thousand, one hundred forty-nine".