55680825 has 24 divisors (see below), whose sum is σ = 92374048. Its totient is φ = 29594880.

The previous prime is 55680817. The next prime is 55680839. The reversal of 55680825 is 52808655.

It is not a de Polignac number, because 55680825 - 2³ = 55680817 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24174 + ... + 26376.

Almost surely, 2^55680825 is an apocalyptic number.

It is an amenable number.

55680825 is a deficient number, since it is larger than the sum of its proper divisors (36693223).

55680825 is a wasteful number, since it uses less digits than its factorization.

55680825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2553 (or 2548 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 39.

The square root of 55680825 is about 7461.9585230689. The cubic root of 55680825 is about 381.8579943283.

The spelling of 55680825 in words is "fifty-five million, six hundred eighty thousand, eight hundred twenty-five".