55269568 has 28 divisors (see below), whose sum is σ = 109915960. Its totient is φ = 27574272.

The previous prime is 55269493. The next prime is 55269569. The reversal of 55269568 is 86596255.

It is not an unprimeable number, because it can be changed into a prime (55269569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48655 + ... + 49777.

It is an arithmetic number, because the mean of its divisors is an integer number (3925570).

Almost surely, 2^55269568 is an apocalyptic number.

It is an amenable number.

55269568 is a deficient number, since it is larger than the sum of its proper divisors (54646392).

55269568 is a wasteful number, since it uses less digits than its factorization.

55269568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1904 (or 1894 counting only the distinct ones).

The product of its digits is 648000, while the sum is 46.

The square root of 55269568 is about 7434.3505432553. The cubic root of 55269568 is about 380.9155394055.

The spelling of 55269568 in words is "fifty-five million, two hundred sixty-nine thousand, five hundred sixty-eight".