55000005505499 has 4 divisors (see below), whose sum is σ = 55003815176064. Its totient is φ = 54996195834936.

The previous prime is 55000005505427. The next prime is 55000005505513. The reversal of 55000005505499 is 99450550000055.

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

It is a cyclic number.

It is not a de Polignac number, because 55000005505499 - 2³² = 54995710538203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55000005505099) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1904813627 + ... + 1904842500.

It is an arithmetic number, because the mean of its divisors is an integer number (13750953794016).

Almost surely, 2^{55000005505499} is an apocalyptic number.

55000005505499 is a deficient number, since it is larger than the sum of its proper divisors (3809670565).

55000005505499 is a wasteful number, since it uses less digits than its factorization.

55000005505499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3809670564.

The product of its (nonzero) digits is 1012500, while the sum is 47.

The spelling of 55000005505499 in words is "fifty-five trillion, five million, five hundred five thousand, four hundred ninety-nine".