55646125 has 8 divisors (see below), whose sum is σ = 69446520. Its totient is φ = 44516800.

The previous prime is 55646119. The next prime is 55646137. The reversal of 55646125 is 52164655.

It can be written as a sum of positive squares in 4 ways, for example, as 16232841 + 39413284 = 4029^2 + 6278^2 .

It is not a de Polignac number, because 55646125 - 2²³ = 47257517 is a prime.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 222460 + ... + 222709.

It is an arithmetic number, because the mean of its divisors is an integer number (8680815).

Almost surely, 2^55646125 is an apocalyptic number.

It is an amenable number.

55646125 is a deficient number, since it is larger than the sum of its proper divisors (13800395).

55646125 is an equidigital number, since it uses as much as digits as its factorization.

55646125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445184 (or 445174 counting only the distinct ones).

The product of its digits is 36000, while the sum is 34.

The square root of 55646125 is about 7459.6330338697. The cubic root of 55646125 is about 381.7786538737.

The spelling of 55646125 in words is "fifty-five million, six hundred forty-six thousand, one hundred twenty-five".