63523163126220 has 192 divisors, whose sum is σ = 207642037026816. Its totient is φ = 14207714000640.

The previous prime is 63523163126179. The next prime is 63523163126231. The reversal of 63523163126220 is 2262136132536.

63523163126220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 95823219 + ... + 96483861.

It is an arithmetic number, because the mean of its divisors is an integer number (1081468942848).

Almost surely, 2^{63523163126220} is an apocalyptic number.

63523163126220 is a gapful number since it is divisible by the number (60) 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 63523163126220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103821018513408).

63523163126220 is an abundant number, since it is smaller than the sum of its proper divisors (144118873900596).

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

63523163126220 is a wasteful number, since it uses less digits than its factorization.

63523163126220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 665580 (or 665578 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 42.

Adding to 63523163126220 its reverse (2262136132536), we get a palindrome (65785299258756).

The spelling of 63523163126220 in words is "sixty-three trillion, five hundred twenty-three billion, one hundred sixty-three million, one hundred twenty-six thousand, two hundred twenty".