63523331026221 has 8 divisors (see below), whose sum is σ = 92397572401824. Its totient is φ = 38498988500720.

The previous prime is 63523331026087. The next prime is 63523331026297. The reversal of 63523331026221 is 12262013332536.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 63523331026221 - 2¹⁴ = 63523331009837 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 63523331026221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63523331026321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 962474712486 + ... + 962474712551.

It is an arithmetic number, because the mean of its divisors is an integer number (11549696550228).

Almost surely, 2^{63523331026221} is an apocalyptic number.

It is an amenable number.

63523331026221 is a deficient number, since it is larger than the sum of its proper divisors (28874241375603).

63523331026221 is a wasteful number, since it uses less digits than its factorization.

63523331026221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1924949425051.

The product of its (nonzero) digits is 233280, while the sum is 39.

Adding to 63523331026221 its reverse (12262013332536), we get a palindrome (75785344358757).

The spelling of 63523331026221 in words is "sixty-three trillion, five hundred twenty-three billion, three hundred thirty-one million, twenty-six thousand, two hundred twenty-one".