52165366216 has 8 divisors (see below), whose sum is σ = 97810061670. Its totient is φ = 26082683104.

The previous prime is 52165366213. The next prime is 52165366247. The reversal of 52165366216 is 61266356125.

It can be written as a sum of positive squares in only one way, i.e., 52034172100 + 131194116 = 228110^2 + 11454^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (52165366213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3260335381 + ... + 3260335396.

Almost surely, 2^52165366216 is an apocalyptic number.

It is an amenable number.

52165366216 is a deficient number, since it is larger than the sum of its proper divisors (45644695454).

52165366216 is a wasteful number, since it uses less digits than its factorization.

52165366216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6520670783 (or 6520670779 counting only the distinct ones).

The product of its digits is 388800, while the sum is 43.

The spelling of 52165366216 in words is "fifty-two billion, one hundred sixty-five million, three hundred sixty-six thousand, two hundred sixteen".