55519712 has 24 divisors (see below), whose sum is σ = 110806416. Its totient is φ = 27378432.

The previous prime is 55519703. The next prime is 55519727. The reversal of 55519712 is 21791555.

55519712 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9548 + ... + 14219.

It is an arithmetic number, because the mean of its divisors is an integer number (4616934).

Almost surely, 2^55519712 is an apocalyptic number.

It is an amenable number.

55519712 is a deficient number, since it is larger than the sum of its proper divisors (55286704).

55519712 is a wasteful number, since it uses less digits than its factorization.

55519712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23850 (or 23842 counting only the distinct ones).

The product of its digits is 15750, while the sum is 35.

The square root of 55519712 is about 7451.1550782412. The cubic root of 55519712 is about 381.4893352728.

The spelling of 55519712 in words is "fifty-five million, five hundred nineteen thousand, seven hundred twelve".