551054335205 has 16 divisors (see below), whose sum is σ = 722849462208. Its totient is φ = 399950544000.

The previous prime is 551054335189. The next prime is 551054335211. The reversal of 551054335205 is 502533450155.

It is not a de Polignac number, because 551054335205 - 2⁴ = 551054335189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10175816 + ... + 10229825.

It is an arithmetic number, because the mean of its divisors is an integer number (45178091388).

Almost surely, 2^551054335205 is an apocalyptic number.

551054335205 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

551054335205 is a deficient number, since it is larger than the sum of its proper divisors (171795127003).

551054335205 is a wasteful number, since it uses less digits than its factorization.

551054335205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20406148.

The product of its (nonzero) digits is 225000, while the sum is 38.

The spelling of 551054335205 in words is "five hundred fifty-one billion, fifty-four million, three hundred thirty-five thousand, two hundred five".