55500425 has 24 divisors (see below), whose sum is σ = 72867360. Its totient is φ = 41817600.

The previous prime is 55500413. The next prime is 55500433. The reversal of 55500425 is 52400555.

It is not a de Polignac number, because 55500425 - 2¹⁰ = 55499401 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55500394 and 55500403.

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, 157049 + ... + 157401.

It is an arithmetic number, because the mean of its divisors is an integer number (3036140).

Almost surely, 2^55500425 is an apocalyptic number.

It is an amenable number.

55500425 is a deficient number, since it is larger than the sum of its proper divisors (17366935).

55500425 is a wasteful number, since it uses less digits than its factorization.

55500425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 713 (or 708 counting only the distinct ones).

The product of its (nonzero) digits is 5000, while the sum is 26.

The square root of 55500425 is about 7449.8607369534. The cubic root of 55500425 is about 381.4451549465.

The spelling of 55500425 in words is "fifty-five million, five hundred thousand, four hundred twenty-five".