63594649536 has 168 divisors, whose sum is σ = 187032016080. Its totient is φ = 19053957120.

The previous prime is 63594649487. The next prime is 63594649541.

63594649536 is nontrivially palindromic in base 10.

63594649536 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 63594649536.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2052270 + ... + 2083026.

It is an arithmetic number, because the mean of its divisors is an integer number (1113285810).

Almost surely, 2^63594649536 is an apocalyptic number.

63594649536 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63594649536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93516008040).

63594649536 is an abundant number, since it is smaller than the sum of its proper divisors (123437366544).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63594649536 is a wasteful number, since it uses less digits than its factorization.

63594649536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30883 (or 30862 counting only the distinct ones).

The product of its digits is 62985600, while the sum is 60.

The spelling of 63594649536 in words is "sixty-three billion, five hundred ninety-four million, six hundred forty-nine thousand, five hundred thirty-six".