63128626212 has 24 divisors (see below), whose sum is σ = 147337055712. Its totient is φ = 21037600000.

The previous prime is 63128626199. The next prime is 63128626213. The reversal of 63128626212 is 21262682136.

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, 609414 + ... + 705437.

It is an arithmetic number, because the mean of its divisors is an integer number (6139043988).

Almost surely, 2^63128626212 is an apocalyptic number.

It is an amenable number.

63128626212 is an abundant number, since it is smaller than the sum of its proper divisors (84208429500).

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

63128626212 is a wasteful number, since it uses less digits than its factorization.

63128626212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1318859 (or 1318857 counting only the distinct ones).

The product of its digits is 82944, while the sum is 39.

The spelling of 63128626212 in words is "sixty-three billion, one hundred twenty-eight million, six hundred twenty-six thousand, two hundred twelve".