63320546438 has 8 divisors (see below), whose sum is σ = 94987679400. Its totient is φ = 31657986640.

The previous prime is 63320546437. The next prime is 63320546447. The reversal of 63320546438 is 83464502336.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63320546437) 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, 1108463 + ... + 1164186.

It is an arithmetic number, because the mean of its divisors is an integer number (11873459925).

Almost surely, 2^63320546438 is an apocalyptic number.

63320546438 is a deficient number, since it is larger than the sum of its proper divisors (31667132962).

63320546438 is a wasteful number, since it uses less digits than its factorization.

63320546438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2286582.

The product of its (nonzero) digits is 1244160, while the sum is 44.

The spelling of 63320546438 in words is "sixty-three billion, three hundred twenty million, five hundred forty-six thousand, four hundred thirty-eight".