25025757065 has 8 divisors (see below), whose sum is σ = 30411047040. Its totient is φ = 19767179952.

The previous prime is 25025757061. The next prime is 25025757083. The reversal of 25025757065 is 56075752052.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 25025757065 - 2² = 25025757061 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25025757061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31677779 + ... + 31678568.

It is an arithmetic number, because the mean of its divisors is an integer number (3801380880).

Almost surely, 2^25025757065 is an apocalyptic number.

It is an amenable number.

25025757065 is a deficient number, since it is larger than the sum of its proper divisors (5385289975).

25025757065 is an equidigital number, since it uses as much as digits as its factorization.

25025757065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63356431.

The product of its (nonzero) digits is 735000, while the sum is 44.

The spelling of 25025757065 in words is "twenty-five billion, twenty-five million, seven hundred fifty-seven thousand, sixty-five".