3648252625 has 8 divisors (see below), whose sum is σ = 4553019432. Its totient is φ = 2918602000.

The previous prime is 3648252593. The next prime is 3648252631. The reversal of 3648252625 is 5262528463.

3648252625 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 242829889 + 3405422736 = 15583^2 + 58356^2 .

It is not a de Polignac number, because 3648252625 - 2⁵ = 3648252593 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 (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14592886 + ... + 14593135.

It is an arithmetic number, because the mean of its divisors is an integer number (569127429).

Almost surely, 2^3648252625 is an apocalyptic number.

It is an amenable number.

3648252625 is a deficient number, since it is larger than the sum of its proper divisors (904766807).

3648252625 is an equidigital number, since it uses as much as digits as its factorization.

3648252625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29186036 (or 29186026 counting only the distinct ones).

The product of its digits is 691200, while the sum is 43.

The square root of 3648252625 is about 60400.7667583782. The cubic root of 3648252625 is about 1539.4359863249.

The spelling of 3648252625 in words is "three billion, six hundred forty-eight million, two hundred fifty-two thousand, six hundred twenty-five".