63284463561 has 16 divisors (see below), whose sum is σ = 93215324160. Its totient is φ = 37868722320.

The previous prime is 63284463553. The next prime is 63284463563. The reversal of 63284463561 is 16536448236.

63284463561 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 63284463561 - 2³ = 63284463553 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 63284463561.

It is not an unprimeable number, because it can be changed into a prime (63284463563) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12134805 + ... + 12140018.

It is an arithmetic number, because the mean of its divisors is an integer number (5825957760).

Almost surely, 2^63284463561 is an apocalyptic number.

It is an amenable number.

63284463561 is a deficient number, since it is larger than the sum of its proper divisors (29930860599).

63284463561 is a wasteful number, since it uses less digits than its factorization.

63284463561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24274916.

The product of its digits is 2488320, while the sum is 48.

The spelling of 63284463561 in words is "sixty-three billion, two hundred eighty-four million, four hundred sixty-three thousand, five hundred sixty-one".