1025261027525 has 24 divisors (see below), whose sum is σ = 1488378945984. Its totient is φ = 685888905600.

The previous prime is 1025261027503. The next prime is 1025261027629. The reversal of 1025261027525 is 5257201625201.

1025261027525 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1025261027525 - 2¹² = 1025261023429 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 71439587 + ... + 71453936.

It is an arithmetic number, because the mean of its divisors is an integer number (62015789416).

Almost surely, 2^{1025261027525} is an apocalyptic number.

It is an amenable number.

1025261027525 is a deficient number, since it is larger than the sum of its proper divisors (463117918459).

1025261027525 is a wasteful number, since it uses less digits than its factorization.

1025261027525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142893581 (or 142893576 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 38.

The spelling of 1025261027525 in words is "one trillion, twenty-five billion, two hundred sixty-one million, twenty-seven thousand, five hundred twenty-five".