116984459821 has 8 divisors (see below), whose sum is σ = 123949112760. Its totient is φ = 110029052928.

The previous prime is 116984459807. The next prime is 116984459861. The reversal of 116984459821 is 128954489611.

It can be written as a sum of positive squares in 4 ways, for example, as 47467336900 + 69517122921 = 217870^2 + 263661^2 .

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 116984459821 - 2⁷ = 116984459693 is a prime.

It is a super-2 number, since 2×116984459821² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116984459861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2285446 + ... + 2336071.

It is an arithmetic number, because the mean of its divisors is an integer number (15493639095).

Almost surely, 2^116984459821 is an apocalyptic number.

It is an amenable number.

116984459821 is a deficient number, since it is larger than the sum of its proper divisors (6964652939).

116984459821 is a wasteful number, since it uses less digits than its factorization.

116984459821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4623023.

The product of its digits is 4976640, while the sum is 58.

The spelling of 116984459821 in words is "one hundred sixteen billion, nine hundred eighty-four million, four hundred fifty-nine thousand, eight hundred twenty-one".