55255835444 has 48 divisors (see below), whose sum is σ = 105132988800. Its totient is φ = 25331703936.

The previous prime is 55255835429. The next prime is 55255835497. The reversal of 55255835444 is 44453855255.

It is a super-2 number, since 2×55255835444² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55255835392 and 55255835401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 296354 + ... + 445350.

It is an arithmetic number, because the mean of its divisors is an integer number (2190270600).

Almost surely, 2^55255835444 is an apocalyptic number.

It is an amenable number.

55255835444 is a deficient number, since it is larger than the sum of its proper divisors (49877153356).

55255835444 is a wasteful number, since it uses less digits than its factorization.

55255835444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149192 (or 149190 counting only the distinct ones).

The product of its digits is 9600000, while the sum is 50.

The spelling of 55255835444 in words is "fifty-five billion, two hundred fifty-five million, eight hundred thirty-five thousand, four hundred forty-four".