63351613220 has 48 divisors (see below), whose sum is σ = 153012357120. Its totient is φ = 21582198144.

The previous prime is 63351613217. The next prime is 63351613277. The reversal of 63351613220 is 2231615336.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1419140 + ... + 1463099.

It is an arithmetic number, because the mean of its divisors is an integer number (3187757440).

Almost surely, 2^63351613220 is an apocalyptic number.

It is an amenable number.

63351613220 is an abundant number, since it is smaller than the sum of its proper divisors (89660743900).

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

63351613220 is a wasteful number, since it uses less digits than its factorization.

63351613220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2882412 (or 2882410 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 32.

The spelling of 63351613220 in words is "sixty-three billion, three hundred fifty-one million, six hundred thirteen thousand, two hundred twenty".