55560889099 has 8 divisors (see below), whose sum is σ = 58564949840. Its totient is φ = 52564808736.

The previous prime is 55560889093. The next prime is 55560889103. The reversal of 55560889099 is 99098806555.

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 55560889099 - 2²⁹ = 55024018187 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55560889099.

It is not an unprimeable number, because it can be changed into a prime (55560889093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1980792 + ... + 2008645.

It is an arithmetic number, because the mean of its divisors is an integer number (7320618730).

Almost surely, 2^55560889099 is an apocalyptic number.

55560889099 is a deficient number, since it is larger than the sum of its proper divisors (3004060741).

55560889099 is a wasteful number, since it uses less digits than its factorization.

55560889099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3990189.

The product of its (nonzero) digits is 34992000, while the sum is 64.

The spelling of 55560889099 in words is "fifty-five billion, five hundred sixty million, eight hundred eighty-nine thousand, ninety-nine".