25843426751 has 2 divisors, whose sum is σ = 25843426752. Its totient is φ = 25843426750.

The previous prime is 25843426747. The next prime is 25843426753. The reversal of 25843426751 is 15762434852.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25843426751 - 2² = 25843426747 is a prime.

It is a super-3 number, since 3×25843426751³ (a number of 32 digits) contains 333 as substring.

Together with 25843426753, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 25843426696 and 25843426705.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25843426753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12921713375 + 12921713376.

It is an arithmetic number, because the mean of its divisors is an integer number (12921713376).

Almost surely, 2^25843426751 is an apocalyptic number.

25843426751 is a deficient number, since it is larger than the sum of its proper divisors (1).

25843426751 is an equidigital number, since it uses as much as digits as its factorization.

25843426751 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1612800, while the sum is 47.

The spelling of 25843426751 in words is "twenty-five billion, eight hundred forty-three million, four hundred twenty-six thousand, seven hundred fifty-one".