55257753 has 12 divisors (see below), whose sum is σ = 77021840. Its totient is φ = 35235816.

The previous prime is 55257751. The next prime is 55257767. The reversal of 55257753 is 35775255.

55257753 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 55257753 - 2¹ = 55257751 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55257751) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 15823 + ... + 18996.

Almost surely, 2^55257753 is an apocalyptic number.

It is an amenable number.

55257753 is a deficient number, since it is larger than the sum of its proper divisors (21764087).

55257753 is a wasteful number, since it uses less digits than its factorization.

55257753 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34868 (or 34845 counting only the distinct ones).

The product of its digits is 183750, while the sum is 39.

The square root of 55257753 is about 7433.5558785819. Note that the first 3 decimals coincide. The cubic root of 55257753 is about 380.8883946433. Note that the first 3 decimals are identical.

The spelling of 55257753 in words is "fifty-five million, two hundred fifty-seven thousand, seven hundred fifty-three".