25335231263 has 4 divisors (see below), whose sum is σ = 25343676528. Its totient is φ = 25326786000.

The previous prime is 25335231221. The next prime is 25335231283. The reversal of 25335231263 is 36213253352.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 25335231263 - 2¹⁶ = 25335165727 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25335231203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4218131 + ... + 4224132.

It is an arithmetic number, because the mean of its divisors is an integer number (6335919132).

Almost surely, 2^25335231263 is an apocalyptic number.

25335231263 is a deficient number, since it is larger than the sum of its proper divisors (8445265).

25335231263 is an equidigital number, since it uses as much as digits as its factorization.

25335231263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8445264.

The product of its digits is 97200, while the sum is 35.

The spelling of 25335231263 in words is "twenty-five billion, three hundred thirty-five million, two hundred thirty-one thousand, two hundred sixty-three".