16798040867 has 8 divisors (see below), whose sum is σ = 17816165136. Its totient is φ = 15783250432.

The previous prime is 16798040849. The next prime is 16798040899. The reversal of 16798040867 is 76804089761.

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

It is not a de Polignac number, because 16798040867 - 2¹² = 16798036771 is a prime.

It is a super-2 number, since 2×16798040867² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16798040827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 823073 + ... + 843234.

It is an arithmetic number, because the mean of its divisors is an integer number (2227020642).

Almost surely, 2^16798040867 is an apocalyptic number.

16798040867 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

16798040867 is a deficient number, since it is larger than the sum of its proper divisors (1018124269).

16798040867 is a wasteful number, since it uses less digits than its factorization.

16798040867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1666917.

The product of its (nonzero) digits is 4064256, while the sum is 56.

The spelling of 16798040867 in words is "sixteen billion, seven hundred ninety-eight million, forty thousand, eight hundred sixty-seven".