25142452457393 has 2 divisors, whose sum is σ = 25142452457394. Its totient is φ = 25142452457392.

The previous prime is 25142452457363. The next prime is 25142452457443. The reversal of 25142452457393 is 39375425424152.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19100850684304 + 6041601773089 = 4370452^2 + 2457967^2 .

It is a cyclic number.

It is not a de Polignac number, because 25142452457393 - 2⁸ = 25142452457137 is a prime.

It is not a weakly prime, because it can be changed into another prime (25142452457323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12571226228696 + 12571226228697.

It is an arithmetic number, because the mean of its divisors is an integer number (12571226228697).

Almost surely, 2^{25142452457393} is an apocalyptic number.

It is an amenable number.

25142452457393 is a deficient number, since it is larger than the sum of its proper divisors (1).

25142452457393 is an equidigital number, since it uses as much as digits as its factorization.

25142452457393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288000, while the sum is 56.

The spelling of 25142452457393 in words is "twenty-five trillion, one hundred forty-two billion, four hundred fifty-two million, four hundred fifty-seven thousand, three hundred ninety-three".