53715516 has 24 divisors (see below), whose sum is σ = 125483904. Its totient is φ = 17884080.

The previous prime is 53715499. The next prime is 53715521. The reversal of 53715516 is 61551735.

53715516 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 10651 + ... + 14861.

It is an arithmetic number, because the mean of its divisors is an integer number (5228496).

Almost surely, 2^53715516 is an apocalyptic number.

It is an amenable number.

53715516 is an abundant number, since it is smaller than the sum of its proper divisors (71768388).

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

53715516 is a wasteful number, since it uses less digits than its factorization.

53715516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5281 (or 5279 counting only the distinct ones).

The product of its digits is 15750, while the sum is 33.

The square root of 53715516 is about 7329.0869827012. The cubic root of 53715516 is about 377.3113915357.

The spelling of 53715516 in words is "fifty-three million, seven hundred fifteen thousand, five hundred sixteen".