25020312353 has 2 divisors, whose sum is σ = 25020312354. Its totient is φ = 25020312352.

The previous prime is 25020312313. The next prime is 25020312367. The reversal of 25020312353 is 35321302052.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21192662929 + 3827649424 = 145577^2 + 61868^2 .

It is a cyclic number.

It is not a de Polignac number, because 25020312353 - 2¹⁶ = 25020246817 is a prime.

It is not a weakly prime, because it can be changed into another prime (25020312313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12510156176 + 12510156177.

It is an arithmetic number, because the mean of its divisors is an integer number (12510156177).

Almost surely, 2^25020312353 is an apocalyptic number.

It is an amenable number.

25020312353 is a deficient number, since it is larger than the sum of its proper divisors (1).

25020312353 is an equidigital number, since it uses as much as digits as its factorization.

25020312353 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 26.

The spelling of 25020312353 in words is "twenty-five billion, twenty million, three hundred twelve thousand, three hundred fifty-three".