525125250128 has 20 divisors (see below), whose sum is σ = 1017452819328. Its totient is φ = 262556780640.

The previous prime is 525125250109. The next prime is 525125250137. The reversal of 525125250128 is 821052521525.

It is a junction number, because it is equal to n+sod(n) for n = 525125250091 and 525125250100.

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, 428225 + ... + 1110687.

Almost surely, 2^525125250128 is an apocalyptic number.

It is an amenable number.

525125250128 is a deficient number, since it is larger than the sum of its proper divisors (492327569200).

525125250128 is a wasteful number, since it uses less digits than its factorization.

525125250128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 730562 (or 730556 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 38.

The spelling of 525125250128 in words is "five hundred twenty-five billion, one hundred twenty-five million, two hundred fifty thousand, one hundred twenty-eight".