25355550008051 has 2 divisors, whose sum is σ = 25355550008052. Its totient is φ = 25355550008050.

The previous prime is 25355550008021. The next prime is 25355550008053. The reversal of 25355550008051 is 15080005555352.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25355550008051 - 2³⁴ = 25338370138867 is a prime.

Together with 25355550008053, 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 = 25355550007993 and 25355550008011.

It is not a weakly prime, because it can be changed into another prime (25355550008053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12677775004025 + 12677775004026.

It is an arithmetic number, because the mean of its divisors is an integer number (12677775004026).

Almost surely, 2^{25355550008051} is an apocalyptic number.

25355550008051 is a deficient number, since it is larger than the sum of its proper divisors (1).

25355550008051 is an equidigital number, since it uses as much as digits as its factorization.

25355550008051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 750000, while the sum is 44.

The spelling of 25355550008051 in words is "twenty-five trillion, three hundred fifty-five billion, five hundred fifty million, eight thousand, fifty-one".