63355349328 has 20 divisors (see below), whose sum is σ = 163667985888. Its totient is φ = 21118449760.

The previous prime is 63355349327. The next prime is 63355349329. The reversal of 63355349328 is 82394355336.

It is an interprime number because it is at equal distance from previous prime (63355349327) and next prime (63355349329).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63355349327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 659951508 + ... + 659951603.

Almost surely, 2^63355349328 is an apocalyptic number.

It is an amenable number.

63355349328 is an abundant number, since it is smaller than the sum of its proper divisors (100312636560).

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

63355349328 is a wasteful number, since it uses less digits than its factorization.

63355349328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1319903122 (or 1319903116 counting only the distinct ones).

The product of its digits is 6998400, while the sum is 51.

The spelling of 63355349328 in words is "sixty-three billion, three hundred fifty-five million, three hundred forty-nine thousand, three hundred twenty-eight".