25725427456576 has 21 divisors (see below), whose sum is σ = 51048975627651. Its totient is φ = 12862693440192.

The previous prime is 25725427456559. The next prime is 25725427456607. The reversal of 25725427456576 is 67565472452752.

The square root of 25725427456576 is 5072024.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 40259191 + ... + 40893193.

Almost surely, 2^{25725427456576} is an apocalyptic number.

25725427456576 is the 5072024-th square number.

It is an amenable number.

25725427456576 is a deficient number, since it is larger than the sum of its proper divisors (25323548171075).

25725427456576 is an frugal number, since it uses more digits than its factorization.

25725427456576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1268018 (or 634005 counting only the distinct ones).

The product of its digits is 987840000, while the sum is 67.

The spelling of 25725427456576 in words is "twenty-five trillion, seven hundred twenty-five billion, four hundred twenty-seven million, four hundred fifty-six thousand, five hundred seventy-six".