2525714689 has 4 divisors (see below), whose sum is σ = 2525958100. Its totient is φ = 2525471280.

The previous prime is 2525714687. The next prime is 2525714743. The reversal of 2525714689 is 9864175252.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1992104689 + 533610000 = 44633^2 + 23100^2 .

It is a cyclic number.

It is not a de Polignac number, because 2525714689 - 2¹ = 2525714687 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2525714687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105414 + ... + 127135.

It is an arithmetic number, because the mean of its divisors is an integer number (631489525).

Almost surely, 2^2525714689 is an apocalyptic number.

It is an amenable number.

2525714689 is a deficient number, since it is larger than the sum of its proper divisors (243411).

2525714689 is a wasteful number, since it uses less digits than its factorization.

2525714689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243410.

The product of its digits is 1209600, while the sum is 49.

The square root of 2525714689 is about 50256.4890238067. The cubic root of 2525714689 is about 1361.8463045410.

The spelling of 2525714689 in words is "two billion, five hundred twenty-five million, seven hundred fourteen thousand, six hundred eighty-nine".