55489610 has 32 divisors (see below), whose sum is σ = 111290112. Its totient is φ = 19746880.

The previous prime is 55489571. The next prime is 55489613. The reversal of 55489610 is 1698455.

55489610 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (55489613) 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 15 ways as a sum of consecutive naturals, for example, 197 + ... + 10536.

It is an arithmetic number, because the mean of its divisors is an integer number (3477816).

Almost surely, 2^55489610 is an apocalyptic number.

55489610 is an abundant number, since it is smaller than the sum of its proper divisors (55800502).

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

55489610 is a wasteful number, since it uses less digits than its factorization.

55489610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10798.

The product of its (nonzero) digits is 43200, while the sum is 38.

The square root of 55489610 is about 7449.1348490949. The cubic root of 55489610 is about 381.4203767738.

The spelling of 55489610 in words is "fifty-five million, four hundred eighty-nine thousand, six hundred ten".