55648982 has 4 divisors (see below), whose sum is σ = 83473476. Its totient is φ = 27824490.

The previous prime is 55648963. The next prime is 55648991. The reversal of 55648982 is 28984655.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13912244 + ... + 13912247.

It is an arithmetic number, because the mean of its divisors is an integer number (20868369).

Almost surely, 2^55648982 is an apocalyptic number.

55648982 is a deficient number, since it is larger than the sum of its proper divisors (27824494).

55648982 is a wasteful number, since it uses less digits than its factorization.

55648982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27824493.

The product of its digits is 691200, while the sum is 47.

The square root of 55648982 is about 7459.8245287674. The cubic root of 55648982 is about 381.7851875598.

The spelling of 55648982 in words is "fifty-five million, six hundred forty-eight thousand, nine hundred eighty-two".