2525944436 has 18 divisors (see below), whose sum is σ = 4665303090. Its totient is φ = 1196499312.

The previous prime is 2525944427. The next prime is 2525944481. The reversal of 2525944436 is 6344495252.

It can be written as a sum of positive squares in only one way, i.e., 1893120100 + 632824336 = 43510^2 + 25156^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 873191 + ... + 876078.

It is an arithmetic number, because the mean of its divisors is an integer number (259183505).

Almost surely, 2^2525944436 is an apocalyptic number.

It is an amenable number.

2525944436 is a deficient number, since it is larger than the sum of its proper divisors (2139358654).

2525944436 is a wasteful number, since it uses less digits than its factorization.

2525944436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1749311 (or 1749290 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 44.

The square root of 2525944436 is about 50258.7747164612. The cubic root of 2525944436 is about 1361.8875959054.

The spelling of 2525944436 in words is "two billion, five hundred twenty-five million, nine hundred forty-four thousand, four hundred thirty-six".