63895200625 has 15 divisors (see below), whose sum is σ = 79851340173. Its totient is φ = 51111105000.

The previous prime is 63895200617. The next prime is 63895200631. The reversal of 63895200625 is 52600259836.

The square root of 63895200625 is 252775.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 2 ways, for example, as 5009383729 + 58885816896 = 70777^2 + 242664^2 .

It is not a de Polignac number, because 63895200625 - 2³ = 63895200617 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 14 ways as a sum of consecutive naturals, for example, 6314320 + ... + 6324430.

Almost surely, 2^63895200625 is an apocalyptic number.

63895200625 is the 252775-th square number.

63895200625 is the 126388-th centered octagonal number.

It is an amenable number.

63895200625 is a deficient number, since it is larger than the sum of its proper divisors (15956139548).

63895200625 is an frugal number, since it uses more digits than its factorization.

63895200625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20242 (or 10116 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 46.

The spelling of 63895200625 in words is "sixty-three billion, eight hundred ninety-five million, two hundred thousand, six hundred twenty-five".