55345011 has 8 divisors (see below), whose sum is σ = 74357184. Its totient is φ = 36614760.

The previous prime is 55344977. The next prime is 55345019. The reversal of 55345011 is 11054355.

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

It is not a de Polignac number, because 55345011 - 2¹⁹ = 54820723 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55345019) 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, 70021 + ... + 70806.

It is an arithmetic number, because the mean of its divisors is an integer number (9294648).

Almost surely, 2^55345011 is an apocalyptic number.

55345011 is a deficient number, since it is larger than the sum of its proper divisors (19012173).

55345011 is a wasteful number, since it uses less digits than its factorization.

55345011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140961.

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 55345011 is about 7439.4227598652. The cubic root of 55345011 is about 381.0887772677.

Adding to 55345011 its reverse (11054355), we get a palindrome (66399366).

The spelling of 55345011 in words is "fifty-five million, three hundred forty-five thousand, eleven".