25460066448 has 120 divisors (see below), whose sum is σ = 75889323328. Its totient is φ = 8257272192.

The previous prime is 25460066447. The next prime is 25460066537. The reversal of 25460066448 is 84466006452.

25460066448 is a `hidden beast` number, since 2 + 546 + 0 + 0 + 6 + 64 + 48 = 666.

It is not an unprimeable number, because it can be changed into a prime (25460066447) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 55365 + ... + 232347.

Almost surely, 2^25460066448 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25460066448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37944661664).

25460066448 is an abundant number, since it is smaller than the sum of its proper divisors (50429256880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25460066448 is a wasteful number, since it uses less digits than its factorization.

25460066448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177043 (or 177025 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 45.

The spelling of 25460066448 in words is "twenty-five billion, four hundred sixty million, sixty-six thousand, four hundred forty-eight".