55895544 has 24 divisors (see below), whose sum is σ = 151383960. Its totient is φ = 18631824.

The previous prime is 55895533. The next prime is 55895551. The reversal of 55895544 is 44559855.

55895544 is a `hidden beast` number, since 558 + 9 + 55 + 44 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a self number, because there is not a number n which added to its sum of digits gives 55895544.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 388092 + ... + 388235.

It is an arithmetic number, because the mean of its divisors is an integer number (6307665).

Almost surely, 2^55895544 is an apocalyptic number.

It is an amenable number.

55895544 is an abundant number, since it is smaller than the sum of its proper divisors (95488416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55895544 is a wasteful number, since it uses less digits than its factorization.

55895544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776339 (or 776332 counting only the distinct ones).

The product of its digits is 720000, while the sum is 45.

The square root of 55895544 is about 7476.3322558592. The cubic root of 55895544 is about 382.3482109506.

The spelling of 55895544 in words is "fifty-five million, eight hundred ninety-five thousand, five hundred forty-four".