63220432338 has 128 divisors (see below), whose sum is σ = 163947939840. Its totient is φ = 17683323840.

The previous prime is 63220432313. The next prime is 63220432343. The reversal of 63220432338 is 83323402236.

63220432338 is a `hidden beast` number, since 6 + 322 + 0 + 4 + 323 + 3 + 8 = 666.

It is a super-2 number, since 2×63220432338² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9833481 + ... + 9839907.

It is an arithmetic number, because the mean of its divisors is an integer number (1280843280).

Almost surely, 2^63220432338 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63220432338, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81973969920).

63220432338 is an abundant number, since it is smaller than the sum of its proper divisors (100727507502).

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

63220432338 is a wasteful number, since it uses less digits than its factorization.

63220432338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6989 (or 6983 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 36.

The spelling of 63220432338 in words is "sixty-three billion, two hundred twenty million, four hundred thirty-two thousand, three hundred thirty-eight".