63450425 has 6 divisors (see below), whose sum is σ = 78678558. Its totient is φ = 50760320.

The previous prime is 63450419. The next prime is 63450433. The reversal of 63450425 is 52405436.

63450425 is digitally balanced in base 2, 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 3 ways, for example, as 1229881 + 62220544 = 1109^2 + 7888^2 .

It is not a de Polignac number, because 63450425 - 2²² = 59256121 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 (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1268984 + ... + 1269033.

It is an arithmetic number, because the mean of its divisors is an integer number (13113093).

Almost surely, 2^63450425 is an apocalyptic number.

It is an amenable number.

63450425 is a deficient number, since it is larger than the sum of its proper divisors (15228133).

63450425 is a wasteful number, since it uses less digits than its factorization.

63450425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2538027 (or 2538022 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 63450425 is about 7965.5775057431. The cubic root of 63450425 is about 398.8517590944.

The spelling of 63450425 in words is "sixty-three million, four hundred fifty thousand, four hundred twenty-five".