2525654146 has 16 divisors (see below), whose sum is σ = 3844394424. Its totient is φ = 1244225664.

The previous prime is 2525654129. The next prime is 2525654179. The reversal of 2525654146 is 6414565252.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1320522921 + 1205131225 = 36339^2 + 34715^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2525654099 and 2525654108.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139360 + ... + 156436.

Almost surely, 2^2525654146 is an apocalyptic number.

2525654146 is a deficient number, since it is larger than the sum of its proper divisors (1318740278).

2525654146 is a wasteful number, since it uses less digits than its factorization.

2525654146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18165.

The product of its digits is 288000, while the sum is 40.

The square root of 2525654146 is about 50255.8866800696. The cubic root of 2525654146 is about 1361.8354230111.

The spelling of 2525654146 in words is "two billion, five hundred twenty-five million, six hundred fifty-four thousand, one hundred forty-six".