2547125823 has 32 divisors (see below), whose sum is σ = 3872604672. Its totient is φ = 1474070400.

The previous prime is 2547125809. The next prime is 2547125873. The reversal of 2547125823 is 3285217452.

It is not a de Polignac number, because 2547125823 - 2¹⁰ = 2547124799 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2547125873) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 499161 + ... + 504237.

It is an arithmetic number, because the mean of its divisors is an integer number (121018896).

Almost surely, 2^2547125823 is an apocalyptic number.

2547125823 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2547125823 is a deficient number, since it is larger than the sum of its proper divisors (1325478849).

2547125823 is a wasteful number, since it uses less digits than its factorization.

2547125823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5775.

The product of its digits is 134400, while the sum is 39.

The square root of 2547125823 is about 50469.0580752207. The cubic root of 2547125823 is about 1365.6837219279.

The spelling of 2547125823 in words is "two billion, five hundred forty-seven million, one hundred twenty-five thousand, eight hundred twenty-three".