16868023502 has 8 divisors (see below), whose sum is σ = 27602220312. Its totient is φ = 7667283400.

The previous prime is 16868023489. The next prime is 16868023519. The reversal of 16868023502 is 20532086861.

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 16868023502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 383364149 + ... + 383364192.

It is an arithmetic number, because the mean of its divisors is an integer number (3450277539).

Almost surely, 2^16868023502 is an apocalyptic number.

16868023502 is a deficient number, since it is larger than the sum of its proper divisors (10734196810).

16868023502 is a wasteful number, since it uses less digits than its factorization.

16868023502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 766728354.

The product of its (nonzero) digits is 138240, while the sum is 41.

The spelling of 16868023502 in words is "sixteen billion, eight hundred sixty-eight million, twenty-three thousand, five hundred two".