16902099638 has 8 divisors (see below), whose sum is σ = 26227396080. Its totient is φ = 8159634280.

The previous prime is 16902099637. The next prime is 16902099649. The reversal of 16902099638 is 83699020961.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 16902099638.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16902099637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 145707698 + ... + 145707813.

It is an arithmetic number, because the mean of its divisors is an integer number (3278424510).

Almost surely, 2^16902099638 is an apocalyptic number.

16902099638 is a deficient number, since it is larger than the sum of its proper divisors (9325296442).

16902099638 is a wasteful number, since it uses less digits than its factorization.

16902099638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291415542.

The product of its (nonzero) digits is 1259712, while the sum is 53.

The spelling of 16902099638 in words is "sixteen billion, nine hundred two million, ninety-nine thousand, six hundred thirty-eight".