16106536249 has 2 divisors, whose sum is σ = 16106536250. Its totient is φ = 16106536248.

The previous prime is 16106536241. The next prime is 16106536279. The reversal of 16106536249 is 94263560161.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10898316025 + 5208220224 = 104395^2 + 72168^2 .

It is a cyclic number.

It is not a de Polignac number, because 16106536249 - 2³ = 16106536241 is a prime.

It is not a weakly prime, because it can be changed into another prime (16106536241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8053268124 + 8053268125.

It is an arithmetic number, because the mean of its divisors is an integer number (8053268125).

Almost surely, 2^16106536249 is an apocalyptic number.

It is an amenable number.

16106536249 is a deficient number, since it is larger than the sum of its proper divisors (1).

16106536249 is an equidigital number, since it uses as much as digits as its factorization.

16106536249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 233280, while the sum is 43.

The spelling of 16106536249 in words is "sixteen billion, one hundred six million, five hundred thirty-six thousand, two hundred forty-nine".