2525381635 has 16 divisors (see below), whose sum is σ = 3464626176. Its totient is φ = 1731067488.

The previous prime is 2525381627. The next prime is 2525381659. The reversal of 2525381635 is 5361835252.

It is a cyclic number.

It is not a de Polignac number, because 2525381635 - 2³ = 2525381627 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99454 + ... + 122236.

It is an arithmetic number, because the mean of its divisors is an integer number (216539136).

Almost surely, 2^2525381635 is an apocalyptic number.

2525381635 is a deficient number, since it is larger than the sum of its proper divisors (939244541).

2525381635 is a wasteful number, since it uses less digits than its factorization.

2525381635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25962.

The product of its digits is 216000, while the sum is 40.

The square root of 2525381635 is about 50253.1753723086. The cubic root of 2525381635 is about 1361.7864418417.

The spelling of 2525381635 in words is "two billion, five hundred twenty-five million, three hundred eighty-one thousand, six hundred thirty-five".