55361211 has 8 divisors (see below), whose sum is σ = 74242320. Its totient is φ = 36693792.

The previous prime is 55361191. The next prime is 55361219. The reversal of 55361211 is 11216355.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 55361211 - 2⁶ = 55361147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55361219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52816 + ... + 53853.

It is an arithmetic number, because the mean of its divisors is an integer number (9280290).

Almost surely, 2^55361211 is an apocalyptic number.

55361211 is a deficient number, since it is larger than the sum of its proper divisors (18881109).

55361211 is a wasteful number, since it uses less digits than its factorization.

55361211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106845.

The product of its digits is 900, while the sum is 24.

The square root of 55361211 is about 7440.5114743544. The cubic root of 55361211 is about 381.1259563847.

Adding to 55361211 its reverse (11216355), we get a palindrome (66577566).

The spelling of 55361211 in words is "fifty-five million, three hundred sixty-one thousand, two hundred eleven".