55440514 has 16 divisors (see below), whose sum is σ = 84500640. Its totient is φ = 27276480.

The previous prime is 55440509. The next prime is 55440523. The reversal of 55440514 is 41504455.

55440514 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 54442 + ... + 55450.

It is an arithmetic number, because the mean of its divisors is an integer number (5281290).

Almost surely, 2^55440514 is an apocalyptic number.

55440514 is a deficient number, since it is larger than the sum of its proper divisors (29060126).

55440514 is a wasteful number, since it uses less digits than its factorization.

55440514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1425.

The product of its (nonzero) digits is 8000, while the sum is 28.

The square root of 55440514 is about 7445.8387035981. The cubic root of 55440514 is about 381.3078527633.

Adding to 55440514 its reverse (41504455), we get a palindrome (96944969).

The spelling of 55440514 in words is "fifty-five million, four hundred forty thousand, five hundred fourteen".