53012016 has 120 divisors (see below), whose sum is σ = 158102480. Its totient is φ = 17003520.

The previous prime is 53011999. The next prime is 53012027. The reversal of 53012016 is 61021035.

53012016 is a `hidden beast` number, since 530 + 120 + 16 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a self number, because there is not a number n which added to its sum of digits gives 53012016.

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 23 ways as a sum of consecutive naturals, for example, 726156 + ... + 726228.

Almost surely, 2^53012016 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 53012016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79051240).

53012016 is an abundant number, since it is smaller than the sum of its proper divisors (105090464).

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

53012016 is a wasteful number, since it uses less digits than its factorization.

53012016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172 (or 119 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 53012016 is about 7280.9351047788. The cubic root of 53012016 is about 375.6569604026.

The spelling of 53012016 in words is "fifty-three million, twelve thousand, sixteen".