25056007451 has 2 divisors, whose sum is σ = 25056007452. Its totient is φ = 25056007450.

The previous prime is 25056007439. The next prime is 25056007469. The reversal of 25056007451 is 15470065052.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25056007451 - 2¹⁴ = 25055991067 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (25056007751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12528003725 + 12528003726.

It is an arithmetic number, because the mean of its divisors is an integer number (12528003726).

Almost surely, 2^25056007451 is an apocalyptic number.

25056007451 is a deficient number, since it is larger than the sum of its proper divisors (1).

25056007451 is an equidigital number, since it uses as much as digits as its factorization.

25056007451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42000, while the sum is 35.

The spelling of 25056007451 in words is "twenty-five billion, fifty-six million, seven thousand, four hundred fifty-one".