16016136308437 has 2 divisors, whose sum is σ = 16016136308438. Its totient is φ = 16016136308436.

The previous prime is 16016136308369. The next prime is 16016136308569. The reversal of 16016136308437 is 73480363161061.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10739771111281 + 5276365197156 = 3277159^2 + 2297034^2 .

It is a cyclic number.

It is not a de Polignac number, because 16016136308437 - 2²⁷ = 16016002090709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16016136308737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8008068154218 + 8008068154219.

It is an arithmetic number, because the mean of its divisors is an integer number (8008068154219).

Almost surely, 2^{16016136308437} is an apocalyptic number.

It is an amenable number.

16016136308437 is a deficient number, since it is larger than the sum of its proper divisors (1).

16016136308437 is an equidigital number, since it uses as much as digits as its factorization.

16016136308437 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1306368, while the sum is 49.

Adding to 16016136308437 its reverse (73480363161061), we get a palindrome (89496499469498).

The spelling of 16016136308437 in words is "sixteen trillion, sixteen billion, one hundred thirty-six million, three hundred eight thousand, four hundred thirty-seven".