63980221011 has 8 divisors (see below), whose sum is σ = 97493670144. Its totient is φ = 36560126280.

The previous prime is 63980221003. The next prime is 63980221013. The reversal of 63980221011 is 11012208936.

63980221011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 63980221011 - 2³ = 63980221003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63980221013) 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, 1523338575 + ... + 1523338616.

It is an arithmetic number, because the mean of its divisors is an integer number (12186708768).

Almost surely, 2^63980221011 is an apocalyptic number.

63980221011 is a deficient number, since it is larger than the sum of its proper divisors (33513449133).

63980221011 is a wasteful number, since it uses less digits than its factorization.

63980221011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3046677201.

The product of its (nonzero) digits is 5184, while the sum is 33.

Adding to 63980221011 its reverse (11012208936), we get a palindrome (74992429947).

The spelling of 63980221011 in words is "sixty-three billion, nine hundred eighty million, two hundred twenty-one thousand, eleven".