16117402717 has 16 divisors (see below), whose sum is σ = 17773132608. Its totient is φ = 14521570560.

The previous prime is 16117402657. The next prime is 16117402729. The reversal of 16117402717 is 71720471161.

It is a cyclic number.

It is not a de Polignac number, because 16117402717 - 2¹¹ = 16117400669 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 (16117462717) 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, 869013 + ... + 887365.

It is an arithmetic number, because the mean of its divisors is an integer number (1110820788).

Almost surely, 2^16117402717 is an apocalyptic number.

It is an amenable number.

16117402717 is a deficient number, since it is larger than the sum of its proper divisors (1655729891).

16117402717 is a wasteful number, since it uses less digits than its factorization.

16117402717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19980.

The product of its (nonzero) digits is 16464, while the sum is 37.

Adding to 16117402717 its reverse (71720471161), we get a palindrome (87837873878).

The spelling of 16117402717 in words is "sixteen billion, one hundred seventeen million, four hundred two thousand, seven hundred seventeen".