55053775 has 24 divisors (see below), whose sum is σ = 79932384. Its totient is φ = 36825600.

The previous prime is 55053767. The next prime is 55053793. The reversal of 55053775 is 57735055.

55053775 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 55053775 - 2³ = 55053767 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3339 + ... + 11011.

It is an arithmetic number, because the mean of its divisors is an integer number (3330516).

Almost surely, 2^55053775 is an apocalyptic number.

55053775 is a deficient number, since it is larger than the sum of its proper divisors (24878609).

55053775 is a wasteful number, since it uses less digits than its factorization.

55053775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7731 (or 7726 counting only the distinct ones).

The product of its (nonzero) digits is 91875, while the sum is 37.

The square root of 55053775 is about 7419.8231110991. The cubic root of 55053775 is about 380.4191473823.

The spelling of 55053775 in words is "fifty-five million, fifty-three thousand, seven hundred seventy-five".