55144036 has 12 divisors (see below), whose sum is σ = 96598012. Its totient is φ = 27544608.

The previous prime is 55144031. The next prime is 55144049. The reversal of 55144036 is 63044155.

55144036 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 42823936 + 12320100 = 6544^2 + 3510^2 .

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 55143995 and 55144013.

It is not an unprimeable number, because it can be changed into a prime (55144031) by changing a digit.

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, 1935 + ... + 10678.

Almost surely, 2^55144036 is an apocalyptic number.

It is an amenable number.

55144036 is a deficient number, since it is larger than the sum of its proper divisors (41453976).

55144036 is a wasteful number, since it uses less digits than its factorization.

55144036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13710 (or 13708 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 55144036 is about 7425.9030427282. The cubic root of 55144036 is about 380.6269337057.

The spelling of 55144036 in words is "fifty-five million, one hundred forty-four thousand, thirty-six".