55000005005501 has 4 divisors (see below), whose sum is σ = 55000739069532. Its totient is φ = 54999270941472.

The previous prime is 55000005005461. The next prime is 55000005005563. The reversal of 55000005005501 is 10550050000055.

55000005005501 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11409296395225 + 43590708610276 = 3377765^2 + 6602326^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55000005005501 is a prime.

It is a super-4 number, since 4×55000005005501⁴ (a number of 56 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55000005005201) 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 3 ways as a sum of consecutive naturals, for example, 366919616 + ... + 367069481.

It is an arithmetic number, because the mean of its divisors is an integer number (13750184767383).

Almost surely, 2^{55000005005501} is an apocalyptic number.

It is an amenable number.

55000005005501 is a deficient number, since it is larger than the sum of its proper divisors (734064031).

55000005005501 is an equidigital number, since it uses as much as digits as its factorization.

55000005005501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 734064030.

The product of its (nonzero) digits is 3125, while the sum is 26.

Adding to 55000005005501 its reverse (10550050000055), we get a palindrome (65550055005556).

The spelling of 55000005005501 in words is "fifty-five trillion, five million, five thousand, five hundred one".