25205030535283 has 2 divisors, whose sum is σ = 25205030535284. Its totient is φ = 25205030535282.

The previous prime is 25205030535277. The next prime is 25205030535287. The reversal of 25205030535283 is 38253503050252.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25205030535283 - 2¹³ = 25205030527091 is a prime.

It is not a weakly prime, because it can be changed into another prime (25205030535287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12602515267641 + 12602515267642.

It is an arithmetic number, because the mean of its divisors is an integer number (12602515267642).

Almost surely, 2^{25205030535283} is an apocalyptic number.

25205030535283 is a deficient number, since it is larger than the sum of its proper divisors (1).

25205030535283 is an equidigital number, since it uses as much as digits as its factorization.

25205030535283 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080000, while the sum is 43.

The spelling of 25205030535283 in words is "twenty-five trillion, two hundred five billion, thirty million, five hundred thirty-five thousand, two hundred eighty-three".