25853003505528 has 16 divisors (see below), whose sum is σ = 64632508763880. Its totient is φ = 8617667835168.

The previous prime is 25853003505517. The next prime is 25853003505533. The reversal of 25853003505528 is 82550530035852.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 538604239675 + ... + 538604239722.

Almost surely, 2^{25853003505528} is an apocalyptic number.

It is an amenable number.

25853003505528 is an abundant number, since it is smaller than the sum of its proper divisors (38779505258352).

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

25853003505528 is a wasteful number, since it uses less digits than its factorization.

25853003505528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1077208479406 (or 1077208479402 counting only the distinct ones).

The product of its (nonzero) digits is 7200000, while the sum is 51.

The spelling of 25853003505528 in words is "twenty-five trillion, eight hundred fifty-three billion, three million, five hundred five thousand, five hundred twenty-eight".