55616496 has 80 divisors (see below), whose sum is σ = 162906240. Its totient is φ = 16208640.

The previous prime is 55616479. The next prime is 55616549. The reversal of 55616496 is 69461655.

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, 9511 + ... + 14201.

It is an arithmetic number, because the mean of its divisors is an integer number (2036328).

Almost surely, 2^55616496 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 55616496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81453120).

55616496 is an abundant number, since it is smaller than the sum of its proper divisors (107289744).

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

55616496 is a wasteful number, since it uses less digits than its factorization.

55616496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4734 (or 4728 counting only the distinct ones).

The product of its digits is 194400, while the sum is 42.

The square root of 55616496 is about 7457.6468138415. The cubic root of 55616496 is about 381.7108819909.

It can be divided in two parts, 5561649 and 6, that added together give a palindrome (5561655).

The spelling of 55616496 in words is "fifty-five million, six hundred sixteen thousand, four hundred ninety-six".