52199266708836 has 81 divisors (see below), whose sum is σ = 142880304615321. Its totient is φ = 16061139435744.

The previous prime is 52199266708817. The next prime is 52199266708861. The reversal of 52199266708836 is 63880766299125.

It is a happy number.

The square root of 52199266708836 is 7224906.

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

52199266708836 is a `hidden beast` number, since 5 + 2 + 199 + 266 + 70 + 88 + 36 = 666.

It can be written as a sum of positive squares in only one way, i.e., 7721785016100 + 44477481692736 = 2778810^2 + 6669144^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 563496355 + ... + 563588981.

Almost surely, 2^{52199266708836} is an apocalyptic number.

52199266708836 is the 7224906-th square number.

It is an amenable number.

52199266708836 is an abundant number, since it is smaller than the sum of its proper divisors (90681037906485).

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

52199266708836 is an frugal number, since it uses more digits than its factorization.

52199266708836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185290 (or 92645 counting only the distinct ones).

The product of its (nonzero) digits is 470292480, while the sum is 72.

The spelling of 52199266708836 in words is "fifty-two trillion, one hundred ninety-nine billion, two hundred sixty-six million, seven hundred eight thousand, eight hundred thirty-six".