52372228161 has 16 divisors (see below), whose sum is σ = 76343053248. Its totient is φ = 31671883200.

The previous prime is 52372228157. The next prime is 52372228171. The reversal of 52372228161 is 16182227325.

It is not a de Polignac number, because 52372228161 - 2² = 52372228157 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52372228171) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1706086 + ... + 1736511.

It is an arithmetic number, because the mean of its divisors is an integer number (4771440828).

Almost surely, 2^52372228161 is an apocalyptic number.

It is an amenable number.

52372228161 is a deficient number, since it is larger than the sum of its proper divisors (23970825087).

52372228161 is a wasteful number, since it uses less digits than its factorization.

52372228161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3443072.

The product of its digits is 80640, while the sum is 39.

The spelling of 52372228161 in words is "fifty-two billion, three hundred seventy-two million, two hundred twenty-eight thousand, one hundred sixty-one".