2628525129 has 16 divisors (see below), whose sum is σ = 3592378944. Its totient is φ = 1708563200.

The previous prime is 2628525127. The next prime is 2628525139. The reversal of 2628525129 is 9215258262.

It is a cyclic number.

It is not a de Polignac number, because 2628525129 - 2¹ = 2628525127 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2628525127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 229714 + ... + 240884.

It is an arithmetic number, because the mean of its divisors is an integer number (224523684).

Almost surely, 2^2628525129 is an apocalyptic number.

It is an amenable number.

2628525129 is a deficient number, since it is larger than the sum of its proper divisors (963853815).

2628525129 is a wasteful number, since it uses less digits than its factorization.

2628525129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13128.

The product of its digits is 172800, while the sum is 42.

The square root of 2628525129 is about 51269.1440244520. The cubic root of 2628525129 is about 1380.0793080865.

The spelling of 2628525129 in words is "two billion, six hundred twenty-eight million, five hundred twenty-five thousand, one hundred twenty-nine".