16675317617 has 8 divisors (see below), whose sum is σ = 19183715712. Its totient is φ = 14198472000.

The previous prime is 16675317613. The next prime is 16675317619. The reversal of 16675317617 is 71671357661.

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 16675317617 - 2² = 16675317613 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16675317613) 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, 7886984 + ... + 7889097.

It is an arithmetic number, because the mean of its divisors is an integer number (2397964464).

Almost surely, 2^16675317617 is an apocalyptic number.

It is an amenable number.

16675317617 is a deficient number, since it is larger than the sum of its proper divisors (2508398095).

16675317617 is a wasteful number, since it uses less digits than its factorization.

16675317617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15776239.

The product of its digits is 1111320, while the sum is 50.

The spelling of 16675317617 in words is "sixteen billion, six hundred seventy-five million, three hundred seventeen thousand, six hundred seventeen".