25724543131283 has 2 divisors, whose sum is σ = 25724543131284. Its totient is φ = 25724543131282.

The previous prime is 25724543131277. The next prime is 25724543131361. The reversal of 25724543131283 is 38213134542752.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25724543131283 - 2²² = 25724538936979 is a prime.

It is not a weakly prime, because it can be changed into another prime (25724543133283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12862271565641 + 12862271565642.

It is an arithmetic number, because the mean of its divisors is an integer number (12862271565642).

Almost surely, 2^{25724543131283} is an apocalyptic number.

25724543131283 is a deficient number, since it is larger than the sum of its proper divisors (1).

25724543131283 is an equidigital number, since it uses as much as digits as its factorization.

25724543131283 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4838400, while the sum is 50.

The spelling of 25724543131283 in words is "twenty-five trillion, seven hundred twenty-four billion, five hundred forty-three million, one hundred thirty-one thousand, two hundred eighty-three".