25625065307 has 4 divisors (see below), whose sum is σ = 25889241336. Its totient is φ = 25360889280.

The previous prime is 25625065303. The next prime is 25625065327. The reversal of 25625065307 is 70356052652.

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 25625065307 - 2² = 25625065303 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25625065303) 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, 132087869 + ... + 132088062.

It is an arithmetic number, because the mean of its divisors is an integer number (6472310334).

Almost surely, 2^25625065307 is an apocalyptic number.

25625065307 is a deficient number, since it is larger than the sum of its proper divisors (264176029).

25625065307 is an equidigital number, since it uses as much as digits as its factorization.

25625065307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264176028.

The product of its (nonzero) digits is 378000, while the sum is 41.

The spelling of 25625065307 in words is "twenty-five billion, six hundred twenty-five million, sixty-five thousand, three hundred seven".