63258561 has 12 divisors (see below), whose sum is σ = 92922960. Its totient is φ = 41457240.

The previous prime is 63258557. The next prime is 63258563. The reversal of 63258561 is 16585236.

It is not a de Polignac number, because 63258561 - 2² = 63258557 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (63258563) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59035 + ... + 60096.

It is an arithmetic number, because the mean of its divisors is an integer number (7743580).

Almost surely, 2^63258561 is an apocalyptic number.

It is an amenable number.

63258561 is a deficient number, since it is larger than the sum of its proper divisors (29664399).

63258561 is a wasteful number, since it uses less digits than its factorization.

63258561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119196 (or 119193 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 63258561 is about 7953.5250675408. The cubic root of 63258561 is about 398.4493317548.

The spelling of 63258561 in words is "sixty-three million, two hundred fifty-eight thousand, five hundred sixty-one".