25511333425453 has 2 divisors, whose sum is σ = 25511333425454. Its totient is φ = 25511333425452.

The previous prime is 25511333425349. The next prime is 25511333425489. The reversal of 25511333425453 is 35452433311552.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14323666454244 + 11187666971209 = 3784662^2 + 3344797^2 .

It is a cyclic number.

It is not a de Polignac number, because 25511333425453 - 2¹³ = 25511333417261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25511333455453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12755666712726 + 12755666712727.

It is an arithmetic number, because the mean of its divisors is an integer number (12755666712727).

Almost surely, 2^{25511333425453} is an apocalyptic number.

It is an amenable number.

25511333425453 is a deficient number, since it is larger than the sum of its proper divisors (1).

25511333425453 is an equidigital number, since it uses as much as digits as its factorization.

25511333425453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3240000, while the sum is 46.

The spelling of 25511333425453 in words is "twenty-five trillion, five hundred eleven billion, three hundred thirty-three million, four hundred twenty-five thousand, four hundred fifty-three".