52511555716 has 9 divisors (see below), whose sum is σ = 91896024549. Its totient is φ = 26255548704.

The previous prime is 52511555713. The next prime is 52511555741. The reversal of 52511555716 is 61755511525.

The square root of 52511555716 is 229154.

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

It can be written as a sum of positive squares in only one way, i.e., 49475104900 + 3036450816 = 222430^2 + 55104^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52511555713) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 401020 + ... + 515596.

Almost surely, 2^52511555716 is an apocalyptic number.

52511555716 is the 229154-th square number.

It is an amenable number.

52511555716 is a deficient number, since it is larger than the sum of its proper divisors (39384468833).

52511555716 is an frugal number, since it uses more digits than its factorization.

52511555716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229158 (or 114579 counting only the distinct ones).

The product of its digits is 262500, while the sum is 43.

The spelling of 52511555716 in words is "fifty-two billion, five hundred eleven million, five hundred fifty-five thousand, seven hundred sixteen".