16068897019 has 8 divisors (see below), whose sum is σ = 18418950368. Its totient is φ = 13732467840.

The previous prime is 16068897017. The next prime is 16068897043. The reversal of 16068897019 is 91079886061.

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

It is not a de Polignac number, because 16068897019 - 2¹ = 16068897017 is a prime.

It is a super-2 number, since 2×16068897019² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16068897011) 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, 3403512 + ... + 3408229.

It is an arithmetic number, because the mean of its divisors is an integer number (2302368796).

Almost surely, 2^16068897019 is an apocalyptic number.

16068897019 is a deficient number, since it is larger than the sum of its proper divisors (2350053349).

16068897019 is an equidigital number, since it uses as much as digits as its factorization.

16068897019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6812085.

The product of its (nonzero) digits is 1306368, while the sum is 55.

The spelling of 16068897019 in words is "sixteen billion, sixty-eight million, eight hundred ninety-seven thousand, nineteen".