55648456 has 8 divisors (see below), whose sum is σ = 104340870. Its totient is φ = 27824224.

The previous prime is 55648427. The next prime is 55648459. The reversal of 55648456 is 65484655.

It can be written as a sum of positive squares in only one way, i.e., 55204900 + 443556 = 7430^2 + 666^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (55648459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3478021 + ... + 3478036.

Almost surely, 2^55648456 is an apocalyptic number.

It is an amenable number.

55648456 is a deficient number, since it is larger than the sum of its proper divisors (48692414).

55648456 is a wasteful number, since it uses less digits than its factorization.

55648456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6956063 (or 6956059 counting only the distinct ones).

The product of its digits is 576000, while the sum is 43.

The square root of 55648456 is about 7459.7892731632. The cubic root of 55648456 is about 381.7839846649.

The spelling of 55648456 in words is "fifty-five million, six hundred forty-eight thousand, four hundred fifty-six".