25045725533 has 8 divisors (see below), whose sum is σ = 25464730848. Its totient is φ = 24628049424.

The previous prime is 25045725511. The next prime is 25045725559. The reversal of 25045725533 is 33552754052.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25045725533 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25047725533) 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, 294266 + ... + 369707.

It is an arithmetic number, because the mean of its divisors is an integer number (3183091356).

Almost surely, 2^25045725533 is an apocalyptic number.

It is an amenable number.

25045725533 is a deficient number, since it is larger than the sum of its proper divisors (419005315).

25045725533 is an equidigital number, since it uses as much as digits as its factorization.

25045725533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 664603.

The product of its (nonzero) digits is 630000, while the sum is 41.

The spelling of 25045725533 in words is "twenty-five billion, forty-five million, seven hundred twenty-five thousand, five hundred thirty-three".