55059712 has 18 divisors (see below), whose sum is σ = 109904858. Its totient is φ = 27529728.

The previous prime is 55059703. The next prime is 55059713. The reversal of 55059712 is 21795055.

It can be written as a sum of positive squares in only one way, i.e., 43877376 + 11182336 = 6624^2 + 3344^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55059713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107283 + ... + 107794.

Almost surely, 2^55059712 is an apocalyptic number.

It is an amenable number.

55059712 is a deficient number, since it is larger than the sum of its proper divisors (54845146).

55059712 is an equidigital number, since it uses as much as digits as its factorization.

55059712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215093 (or 215079 counting only the distinct ones).

The product of its (nonzero) digits is 15750, while the sum is 34.

The square root of 55059712 is about 7420.2231772367. The cubic root of 55059712 is about 380.4328216931.

The spelling of 55059712 in words is "fifty-five million, fifty-nine thousand, seven hundred twelve".