60209872129 has 9 divisors (see below), whose sum is σ = 66184066081. Its totient is φ = 54733793620.

The previous prime is 60209872127. The next prime is 60209872169. The reversal of 60209872129 is 92127890206.

The square root of 60209872129 is 245377.

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

It is not a de Polignac number, because 60209872129 - 2¹ = 60209872127 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (60209872127) 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, 2687994 + ... + 2710300.

Almost surely, 2^60209872129 is an apocalyptic number.

60209872129 is the 245377-th square number.

60209872129 is the 122689-th centered octagonal number.

It is an amenable number.

60209872129 is a deficient number, since it is larger than the sum of its proper divisors (5974193952).

60209872129 is an frugal number, since it uses more digits than its factorization.

60209872129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44636 (or 22318 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 46.

The spelling of 60209872129 in words is "sixty billion, two hundred nine million, eight hundred seventy-two thousand, one hundred twenty-nine".