52529431249 has 9 divisors (see below), whose sum is σ = 52751536617. Its totient is φ = 52308260004.

The previous prime is 52529431247. The next prime is 52529431277. The reversal of 52529431249 is 94213492525.

The square root of 52529431249 is 229193.

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

It is not a de Polignac number, because 52529431249 - 2¹ = 52529431247 is a prime.

It is a super-2 number, since 2×52529431249² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52529431199 and 52529431208.

It is not an unprimeable number, because it can be changed into a prime (52529431247) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 96031594 + ... + 96032140.

Almost surely, 2^52529431249 is an apocalyptic number.

52529431249 is the 229193-rd square number.

52529431249 is the 114597-th centered octagonal number.

It is an amenable number.

52529431249 is a deficient number, since it is larger than the sum of its proper divisors (222105368).

52529431249 is an frugal number, since it uses more digits than its factorization.

52529431249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1932 (or 966 counting only the distinct ones).

The product of its digits is 777600, while the sum is 46.

The spelling of 52529431249 in words is "fifty-two billion, five hundred twenty-nine million, four hundred thirty-one thousand, two hundred forty-nine".