52116615652 has 12 divisors (see below), whose sum is σ = 91212301180. Its totient is φ = 26055958176.

The previous prime is 52116615613. The next prime is 52116615751. The reversal of 52116615652 is 25651661125.

It can be written as a sum of positive squares in 2 ways, for example, as 22883823076 + 29232792576 = 151274^2 + 170976^2 .

It is a super-2 number, since 2×52116615652² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 537027 + ... + 626602.

Almost surely, 2^52116615652 is an apocalyptic number.

It is an amenable number.

52116615652 is a deficient number, since it is larger than the sum of its proper divisors (39095685528).

52116615652 is a wasteful number, since it uses less digits than its factorization.

52116615652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1174830 (or 1174828 counting only the distinct ones).

The product of its digits is 108000, while the sum is 40.

The spelling of 52116615652 in words is "fifty-two billion, one hundred sixteen million, six hundred fifteen thousand, six hundred fifty-two".