1425405352525 has 36 divisors (see below), whose sum is σ = 2220333924256. Its totient is φ = 888564362400.

The previous prime is 1425405352523. The next prime is 1425405352529. The reversal of 1425405352525 is 5252535045241.

It is not a de Polignac number, because 1425405352525 - 2¹ = 1425405352523 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1425405352523) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 33636567 + ... + 33678916.

Almost surely, 2^{1425405352525} is an apocalyptic number.

It is an amenable number.

1425405352525 is a deficient number, since it is larger than the sum of its proper divisors (794928571731).

1425405352525 is a wasteful number, since it uses less digits than its factorization.

1425405352525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67315522 (or 67315506 counting only the distinct ones).

The product of its (nonzero) digits is 1200000, while the sum is 43.

The spelling of 1425405352525 in words is "one trillion, four hundred twenty-five billion, four hundred five million, three hundred fifty-two thousand, five hundred twenty-five".