52245616329 has 45 divisors (see below), whose sum is σ = 79108020453. Its totient is φ = 34362750528.

The previous prime is 52245616303. The next prime is 52245616343. The reversal of 52245616329 is 92361654225.

The square root of 52245616329 is 228573.

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

52245616329 is a `hidden beast` number, since 5 + 2 + 2 + 4 + 5 + 6 + 1 + 632 + 9 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 693005625 + 51552610704 = 26325^2 + 227052^2 .

It is not a de Polignac number, because 52245616329 - 2⁷ = 52245616201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52245616729) by changing a digit.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 224229997 + ... + 224230229.

Almost surely, 2^52245616329 is an apocalyptic number.

52245616329 is the 228573-rd square number.

52245616329 is the 114287-th centered octagonal number.

It is an amenable number.

52245616329 is a deficient number, since it is larger than the sum of its proper divisors (26862404124).

52245616329 is an frugal number, since it uses more digits than its factorization.

52245616329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 696 (or 345 counting only the distinct ones).

The product of its digits is 777600, while the sum is 45.

The spelling of 52245616329 in words is "fifty-two billion, two hundred forty-five million, six hundred sixteen thousand, three hundred twenty-nine".