23132771825 has 6 divisors (see below), whose sum is σ = 28684637094. Its totient is φ = 18506217440.

The previous prime is 23132771819. The next prime is 23132771839. The reversal of 23132771825 is 52817723132.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 4509256801 + 18623515024 = 67151^2 + 136468^2 .

It is not a de Polignac number, because 23132771825 - 2²⁴ = 23115994609 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 462655412 + ... + 462655461.

It is an arithmetic number, because the mean of its divisors is an integer number (4780772849).

Almost surely, 2^23132771825 is an apocalyptic number.

23132771825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

23132771825 is a deficient number, since it is larger than the sum of its proper divisors (5551865269).

23132771825 is an equidigital number, since it uses as much as digits as its factorization.

23132771825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 925310883 (or 925310878 counting only the distinct ones).

The product of its digits is 141120, while the sum is 41.

The spelling of 23132771825 in words is "twenty-three billion, one hundred thirty-two million, seven hundred seventy-one thousand, eight hundred twenty-five".