16333099999 has 2 divisors, whose sum is σ = 16333100000. Its totient is φ = 16333099998.

The previous prime is 16333099987. The next prime is 16333100041. The reversal of 16333099999 is 99999033361.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16333099999 - 2⁵ = 16333099967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16333099969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8166549999 + 8166550000.

It is an arithmetic number, because the mean of its divisors is an integer number (8166550000).

Almost surely, 2^16333099999 is an apocalyptic number.

16333099999 is a deficient number, since it is larger than the sum of its proper divisors (1).

16333099999 is an equidigital number, since it uses as much as digits as its factorization.

16333099999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9565938, while the sum is 61.

The spelling of 16333099999 in words is "sixteen billion, three hundred thirty-three million, ninety-nine thousand, nine hundred ninety-nine".