53544816 has 60 divisors (see below), whose sum is σ = 161383768. Its totient is φ = 16474752.

The previous prime is 53544779. The next prime is 53544839. The reversal of 53544816 is 61844535.

It is a happy number.

53544816 is a `hidden beast` number, since 535 + 44 + 81 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12430 + ... + 16173.

Almost surely, 2^53544816 is an apocalyptic number.

It is an amenable number.

53544816 is an abundant number, since it is smaller than the sum of its proper divisors (107838952).

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

53544816 is a wasteful number, since it uses less digits than its factorization.

53544816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28630 (or 28621 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 53544816 is about 7317.4323365508. The cubic root of 53544816 is about 376.9112873981.

The spelling of 53544816 in words is "fifty-three million, five hundred forty-four thousand, eight hundred sixteen".