25505052803033 has 2 divisors, whose sum is σ = 25505052803034. Its totient is φ = 25505052803032.

The previous prime is 25505052802997. The next prime is 25505052803047. The reversal of 25505052803033 is 33030825050552.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19967563746064 + 5537489056969 = 4468508^2 + 2353187^2 .

It is a cyclic number.

It is not a de Polignac number, because 25505052803033 - 2⁸ = 25505052802777 is a prime.

It is not a weakly prime, because it can be changed into another prime (25505052803333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12752526401516 + 12752526401517.

It is an arithmetic number, because the mean of its divisors is an integer number (12752526401517).

Almost surely, 2^{25505052803033} is an apocalyptic number.

It is an amenable number.

25505052803033 is a deficient number, since it is larger than the sum of its proper divisors (1).

25505052803033 is an equidigital number, since it uses as much as digits as its factorization.

25505052803033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540000, while the sum is 41.

Adding to 25505052803033 its reverse (33030825050552), we get a palindrome (58535877853585).

The spelling of 25505052803033 in words is "twenty-five trillion, five hundred five billion, fifty-two million, eight hundred three thousand, thirty-three".