16206253139 has 2 divisors, whose sum is σ = 16206253140. Its totient is φ = 16206253138.

The previous prime is 16206253093. The next prime is 16206253183. The reversal of 16206253139 is 93135260261.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16206253139 - 2¹² = 16206249043 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (16206253199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8103126569 + 8103126570.

It is an arithmetic number, because the mean of its divisors is an integer number (8103126570).

Almost surely, 2^16206253139 is an apocalyptic number.

16206253139 is a deficient number, since it is larger than the sum of its proper divisors (1).

16206253139 is an equidigital number, since it uses as much as digits as its factorization.

16206253139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 58320, while the sum is 38.

The spelling of 16206253139 in words is "sixteen billion, two hundred six million, two hundred fifty-three thousand, one hundred thirty-nine".