5238672129 has 6 divisors (see below), whose sum is σ = 7566970866. Its totient is φ = 3492448080.

The previous prime is 5238672091. The next prime is 5238672133. The reversal of 5238672129 is 9212768325.

5238672129 is a `hidden beast` number, since 52 + 386 + 7 + 212 + 9 = 666.

It can be written as a sum of positive squares in only one way, i.e., 5078700225 + 159971904 = 71265^2 + 12648^2 .

It is not a de Polignac number, because 5238672129 - 2¹⁷ = 5238541057 is a prime.

It is a super-2 number, since 2×5238672129² = 54887371350322785282, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5238672169) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 291037332 + ... + 291037349.

It is an arithmetic number, because the mean of its divisors is an integer number (1261161811).

Almost surely, 2^5238672129 is an apocalyptic number.

It is an amenable number.

5238672129 is a deficient number, since it is larger than the sum of its proper divisors (2328298737).

5238672129 is a wasteful number, since it uses less digits than its factorization.

5238672129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 582074687 (or 582074684 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The square root of 5238672129 is about 72378.6717825079. The cubic root of 5238672129 is about 1736.7623911478.

The spelling of 5238672129 in words is "five billion, two hundred thirty-eight million, six hundred seventy-two thousand, one hundred twenty-nine".