16019009902 has 16 divisors (see below), whose sum is σ = 28099792512. Its totient is φ = 6705631800.

The previous prime is 16019009899. The next prime is 16019009921. The reversal of 16019009902 is 20990091061.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13304224 + ... + 13305427.

It is an arithmetic number, because the mean of its divisors is an integer number (1756237032).

Almost surely, 2^16019009902 is an apocalyptic number.

16019009902 is a deficient number, since it is larger than the sum of its proper divisors (12080782610).

16019009902 is a wasteful number, since it uses less digits than its factorization.

16019009902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26609703.

The product of its (nonzero) digits is 8748, while the sum is 37.

The spelling of 16019009902 in words is "sixteen billion, nineteen million, nine thousand, nine hundred two".