55524144 has 80 divisors (see below), whose sum is σ = 156177504. Its totient is φ = 16896000.

The previous prime is 55524121. The next prime is 55524167. The reversal of 55524144 is 44142555.

It is an interprime number because it is at equal distance from previous prime (55524121) and next prime (55524167).

Its product of digits (16000) is a multiple of the sum of its prime divisors (1000).

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, 62584 + ... + 63464.

Almost surely, 2^55524144 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55524144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78088752).

55524144 is an abundant number, since it is smaller than the sum of its proper divisors (100653360).

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

55524144 is a wasteful number, since it uses less digits than its factorization.

55524144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1006 (or 1000 counting only the distinct ones).

The product of its digits is 16000, while the sum is 30.

The square root of 55524144 is about 7451.4524758600. The cubic root of 55524144 is about 381.4994861165.

Adding to 55524144 its reverse (44142555), we get a palindrome (99666699).

The spelling of 55524144 in words is "fifty-five million, five hundred twenty-four thousand, one hundred forty-four".