55110605 has 16 divisors (see below), whose sum is σ = 72296064. Its totient is φ = 39996480.

The previous prime is 55110593. The next prime is 55110607. The reversal of 55110605 is 50601155.

It is a de Polignac number, because none of the positive numbers 2^k-55110605 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55110607) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39632 + ... + 40998.

It is an arithmetic number, because the mean of its divisors is an integer number (4518504).

Almost surely, 2^55110605 is an apocalyptic number.

55110605 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

55110605 is a deficient number, since it is larger than the sum of its proper divisors (17185459).

55110605 is a wasteful number, since it uses less digits than its factorization.

55110605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2116.

The product of its (nonzero) digits is 750, while the sum is 23.

The square root of 55110605 is about 7423.6517294388. The cubic root of 55110605 is about 380.5499999623.

It can be divided in two parts, 5 and 5110605, that multiplied together give a square (25553025 = 5055²).

The spelling of 55110605 in words is "fifty-five million, one hundred ten thousand, six hundred five".