53247408516 has 27 divisors (see below), whose sum is σ = 134601115831. Its totient is φ = 17748674664.

The previous prime is 53247408503. The next prime is 53247408523. The reversal of 53247408516 is 61580474235.

The square root of 53247408516 is 230754.

It is a perfect power (a square), and thus also a powerful number.

53247408516 is a `hidden beast` number, since 53 + 2 + 47 + 40 + 8 + 516 = 666.

53247408516 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1365295 + ... + 1403753.

Almost surely, 2^53247408516 is an apocalyptic number.

53247408516 is the 230754-th square number.

It is an amenable number.

53247408516 is an abundant number, since it is smaller than the sum of its proper divisors (81353707315).

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

53247408516 is an frugal number, since it uses more digits than its factorization.

53247408516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76928 (or 38464 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 45.

The spelling of 53247408516 in words is "fifty-three billion, two hundred forty-seven million, four hundred eight thousand, five hundred sixteen".