116404585553 has 4 divisors (see below), whose sum is σ = 119243721828. Its totient is φ = 113565449280.

The previous prime is 116404585547. The next prime is 116404585589. The reversal of 116404585553 is 355585404611.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 35537151169 + 80867434384 = 188513^2 + 284372^2 .

It is a cyclic number.

It is not a de Polignac number, because 116404585553 - 2³⁰ = 115330843729 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 116404585498 and 116404585507.

It is not an unprimeable number, because it can be changed into a prime (116404585753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1419568076 + ... + 1419568157.

It is an arithmetic number, because the mean of its divisors is an integer number (29810930457).

Almost surely, 2^116404585553 is an apocalyptic number.

It is an amenable number.

116404585553 is a deficient number, since it is larger than the sum of its proper divisors (2839136275).

116404585553 is an equidigital number, since it uses as much as digits as its factorization.

116404585553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2839136274.

The product of its (nonzero) digits is 1440000, while the sum is 47.

The spelling of 116404585553 in words is "one hundred sixteen billion, four hundred four million, five hundred eighty-five thousand, five hundred fifty-three".