53066544 has 80 divisors (see below), whose sum is σ = 149038080. Its totient is φ = 16208640.

The previous prime is 53066509. The next prime is 53066579. The reversal of 53066544 is 44566035.

53066544 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (53066509) and next prime (53066579).

It is an unprimeable number.

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, 27334 + ... + 29210.

It is an arithmetic number, because the mean of its divisors is an integer number (1862976).

Almost surely, 2^53066544 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 53066544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74519040).

53066544 is an abundant number, since it is smaller than the sum of its proper divisors (95971536).

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

53066544 is a wasteful number, since it uses less digits than its factorization.

53066544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1938 (or 1932 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 33.

The square root of 53066544 is about 7284.6787163196. The cubic root of 53066544 is about 375.7857161395.

The spelling of 53066544 in words is "fifty-three million, sixty-six thousand, five hundred forty-four".