16768125669 has 8 divisors (see below), whose sum is σ = 22360870080. Its totient is φ = 11177065856.

The previous prime is 16768125653. The next prime is 16768125677. The reversal of 16768125669 is 96652186761.

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

It is a cyclic number.

It is not a de Polignac number, because 16768125669 - 2⁴ = 16768125653 is a prime.

It is a super-2 number, since 2×16768125669² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16768125169) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 397737 + ... + 437870.

It is an arithmetic number, because the mean of its divisors is an integer number (2795108760).

Almost surely, 2^16768125669 is an apocalyptic number.

It is an amenable number.

16768125669 is a deficient number, since it is larger than the sum of its proper divisors (5592744411).

16768125669 is an equidigital number, since it uses as much as digits as its factorization.

16768125669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 842299.

The product of its digits is 6531840, while the sum is 57.

The spelling of 16768125669 in words is "sixteen billion, seven hundred sixty-eight million, one hundred twenty-five thousand, six hundred sixty-nine".