25325534045 has 16 divisors (see below), whose sum is σ = 35387487360. Its totient is φ = 17038417344.

The previous prime is 25325534027. The next prime is 25325534051. The reversal of 25325534045 is 54043552352.

It is a cyclic number.

It is not a de Polignac number, because 25325534045 - 2²⁰ = 25324485469 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6824435 + ... + 6828144.

It is an arithmetic number, because the mean of its divisors is an integer number (2211717960).

Almost surely, 2^25325534045 is an apocalyptic number.

It is an amenable number.

25325534045 is a deficient number, since it is larger than the sum of its proper divisors (10061953315).

25325534045 is a wasteful number, since it uses less digits than its factorization.

25325534045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13652644.

The product of its (nonzero) digits is 360000, while the sum is 38.

The spelling of 25325534045 in words is "twenty-five billion, three hundred twenty-five million, five hundred thirty-four thousand, forty-five".