16898935679 has 8 divisors (see below), whose sum is σ = 17349224112. Its totient is φ = 16453515520.

The previous prime is 16898935661. The next prime is 16898935723. The reversal of 16898935679 is 97653989861.

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 16898935679 - 2¹⁶ = 16898870143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16898935649) 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, 1210034 + ... + 1223919.

It is an arithmetic number, because the mean of its divisors is an integer number (2168653014).

Almost surely, 2^16898935679 is an apocalyptic number.

16898935679 is a deficient number, since it is larger than the sum of its proper divisors (450288433).

16898935679 is a wasteful number, since it uses less digits than its factorization.

16898935679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2434137.

The product of its digits is 176359680, while the sum is 71.

The spelling of 16898935679 in words is "sixteen billion, eight hundred ninety-eight million, nine hundred thirty-five thousand, six hundred seventy-nine".