1425655585 has 16 divisors (see below), whose sum is σ = 1725796800. Its totient is φ = 1130544576.

The previous prime is 1425655523. The next prime is 1425655589. The reversal of 1425655585 is 5855565241.

It is a cyclic number.

It is not a de Polignac number, because 1425655585 - 2¹⁹ = 1425131297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1425655589) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 608346 + ... + 610684.

It is an arithmetic number, because the mean of its divisors is an integer number (107862300).

Almost surely, 2^1425655585 is an apocalyptic number.

It is an amenable number.

1425655585 is a deficient number, since it is larger than the sum of its proper divisors (300141215).

1425655585 is a wasteful number, since it uses less digits than its factorization.

1425655585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3360.

The product of its digits is 1200000, while the sum is 46.

The square root of 1425655585 is about 37757.8546133119. The cubic root of 1425655585 is about 1125.4811005679.

The spelling of 1425655585 in words is "one billion, four hundred twenty-five million, six hundred fifty-five thousand, five hundred eighty-five".