55100635205 has 32 divisors (see below), whose sum is σ = 83479818240. Its totient is φ = 33913638720.

The previous prime is 55100635201. The next prime is 55100635217. The reversal of 55100635205 is 50253600155.

It is not a de Polignac number, because 55100635205 - 2² = 55100635201 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55100635201) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 875399 + ... + 936228.

It is an arithmetic number, because the mean of its divisors is an integer number (2608744320).

Almost surely, 2^55100635205 is an apocalyptic number.

55100635205 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

55100635205 is a deficient number, since it is larger than the sum of its proper divisors (28379183035).

55100635205 is a wasteful number, since it uses less digits than its factorization.

55100635205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1811729.

The product of its (nonzero) digits is 22500, while the sum is 32.

The spelling of 55100635205 in words is "fifty-five billion, one hundred million, six hundred thirty-five thousand, two hundred five".