16099439387 has 2 divisors, whose sum is σ = 16099439388. Its totient is φ = 16099439386.

The previous prime is 16099439383. The next prime is 16099439417. The reversal of 16099439387 is 78393499061.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16099439387 - 2² = 16099439383 is a prime.

It is a super-3 number, since 3×16099439387³ (a number of 32 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (16099439383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8049719693 + 8049719694.

It is an arithmetic number, because the mean of its divisors is an integer number (8049719694).

Almost surely, 2^16099439387 is an apocalyptic number.

16099439387 is a deficient number, since it is larger than the sum of its proper divisors (1).

16099439387 is an equidigital number, since it uses as much as digits as its factorization.

16099439387 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8817984, while the sum is 59.

The spelling of 16099439387 in words is "sixteen billion, ninety-nine million, four hundred thirty-nine thousand, three hundred eighty-seven".