63523632536 has 96 divisors (see below), whose sum is σ = 149685233040. Its totient is φ = 25050316032.

The previous prime is 63523632527. The next prime is 63523632551.

63523632536 is nontrivially palindromic in base 10.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a congruent 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 23 ways as a sum of consecutive naturals, for example, 1595771 + ... + 1635093.

Almost surely, 2^63523632536 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63523632536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74842616520).

63523632536 is an abundant number, since it is smaller than the sum of its proper divisors (86161600504).

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

63523632536 is a wasteful number, since it uses less digits than its factorization.

63523632536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39673 (or 39662 counting only the distinct ones).

The product of its digits is 1749600, while the sum is 44.

The spelling of 63523632536 in words is "sixty-three billion, five hundred twenty-three million, six hundred thirty-two thousand, five hundred thirty-six".