63351562103220 has 192 divisors, whose sum is σ = 189659780384256. Its totient is φ = 15744173998080.

The previous prime is 63351562103173. The next prime is 63351562103293. The reversal of 63351562103220 is 2230126515336.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1539843850 + ... + 1539884990.

It is an arithmetic number, because the mean of its divisors is an integer number (987811356168).

Almost surely, 2^{63351562103220} is an apocalyptic number.

63351562103220 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 63351562103220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94829890192128).

63351562103220 is an abundant number, since it is smaller than the sum of its proper divisors (126308218281036).

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

63351562103220 is a wasteful number, since it uses less digits than its factorization.

63351562103220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55930 (or 55928 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 39.

Adding to 63351562103220 its reverse (2230126515336), we get a palindrome (65581688618556).

The spelling of 63351562103220 in words is "sixty-three trillion, three hundred fifty-one billion, five hundred sixty-two million, one hundred three thousand, two hundred twenty".