63128626211 has 8 divisors (see below), whose sum is σ = 72273802080. Its totient is φ = 54015150528.

The previous prime is 63128626199. The next prime is 63128626213. The reversal of 63128626211 is 11262682136.

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

It is a cyclic number.

It is not a de Polignac number, because 63128626211 - 2⁶ = 63128626147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63128626213) 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, 7920776 + ... + 7928741.

It is an arithmetic number, because the mean of its divisors is an integer number (9034225260).

Almost surely, 2^63128626211 is an apocalyptic number.

63128626211 is a deficient number, since it is larger than the sum of its proper divisors (9145175869).

63128626211 is a wasteful number, since it uses less digits than its factorization.

63128626211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15850093.

The product of its digits is 41472, while the sum is 38.

The spelling of 63128626211 in words is "sixty-three billion, one hundred twenty-eight million, six hundred twenty-six thousand, two hundred eleven".