53616000 has 128 divisors (see below), whose sum is σ = 177896160. Its totient is φ = 14284800.

The previous prime is 53615963. The next prime is 53616007. The reversal of 53616000 is 61635.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53616007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47442 + ... + 48558.

Almost surely, 2^53616000 is an apocalyptic number.

53616000 is a gapful number since it is divisible by the number (50) 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 53616000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88948080).

53616000 is an abundant number, since it is smaller than the sum of its proper divisors (124280160).

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

53616000 is a wasteful number, since it uses less digits than its factorization.

53616000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1149 (or 1127 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 53616000 is about 7322.2947222848. The cubic root of 53616000 is about 377.0782389620.

Adding to 53616000 its reverse (61635), we get a palindrome (53677635).

The spelling of 53616000 in words is "fifty-three million, six hundred sixteen thousand".