63221350404 has 24 divisors (see below), whose sum is σ = 150299815680. Its totient is φ = 20676164704.

The previous prime is 63221350397. The next prime is 63221350447. The reversal of 63221350404 is 40405312236.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49701684 + ... + 49702955.

It is an arithmetic number, because the mean of its divisors is an integer number (6262492320).

Almost surely, 2^63221350404 is an apocalyptic number.

It is an amenable number.

63221350404 is an abundant number, since it is smaller than the sum of its proper divisors (87078465276).

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

63221350404 is a wasteful number, since it uses less digits than its factorization.

63221350404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99404699 (or 99404697 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

The spelling of 63221350404 in words is "sixty-three billion, two hundred twenty-one million, three hundred fifty thousand, four hundred four".