11616487817 has 8 divisors (see below), whose sum is σ = 12678444000. Its totient is φ = 10555516960.

The previous prime is 11616487789. The next prime is 11616487859. The reversal of 11616487817 is 71878461611.

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 11616487817 - 2¹⁶ = 11616422281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11616487867) 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, 221567 + ... + 268932.

It is an arithmetic number, because the mean of its divisors is an integer number (1584805500).

Almost surely, 2^11616487817 is an apocalyptic number.

It is an amenable number.

11616487817 is a deficient number, since it is larger than the sum of its proper divisors (1061956183).

11616487817 is a wasteful number, since it uses less digits than its factorization.

11616487817 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492663.

The product of its digits is 451584, while the sum is 50.

The spelling of 11616487817 in words is "eleven billion, six hundred sixteen million, four hundred eighty-seven thousand, eight hundred seventeen".