16970818117 has 16 divisors (see below), whose sum is σ = 18594261504. Its totient is φ = 15360934000.

The previous prime is 16970818099. The next prime is 16970818121. The reversal of 16970818117 is 71181807961.

It is a cyclic number.

It is not a de Polignac number, because 16970818117 - 2²³ = 16962429509 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 (16970818177) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3730038 + ... + 3734584.

It is an arithmetic number, because the mean of its divisors is an integer number (1162141344).

Almost surely, 2^16970818117 is an apocalyptic number.

It is an amenable number.

16970818117 is a deficient number, since it is larger than the sum of its proper divisors (1623443387).

16970818117 is a wasteful number, since it uses less digits than its factorization.

16970818117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5960.

The product of its (nonzero) digits is 169344, while the sum is 49.

The spelling of 16970818117 in words is "sixteen billion, nine hundred seventy million, eight hundred eighteen thousand, one hundred seventeen".