55314144 has 96 divisors (see below), whose sum is σ = 163729440. Its totient is φ = 18164736.

The previous prime is 55314131. The next prime is 55314151. The reversal of 55314144 is 44141355.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 62634 + ... + 63510.

It is an arithmetic number, because the mean of its divisors is an integer number (1705515).

Almost surely, 2^55314144 is an apocalyptic number.

55314144 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55314144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81864720).

55314144 is an abundant number, since it is smaller than the sum of its proper divisors (108415296).

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

55314144 is a wasteful number, since it uses less digits than its factorization.

55314144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 969 (or 955 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 55314144 is about 7437.3479144114. The cubic root of 55314144 is about 381.0179171932.

Adding to 55314144 its reverse (44141355), we get a palindrome (99455499).

The spelling of 55314144 in words is "fifty-five million, three hundred fourteen thousand, one hundred forty-four".