63875734211328 has 144 divisors (see below), whose sum is σ = 184038266689536. Its totient is φ = 19551170580480.

The previous prime is 63875734211321. The next prime is 63875734211339. The reversal of 63875734211328 is 82311243757836.

It is not an unprimeable number, because it can be changed into a prime (63875734211321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14841250 + ... + 18655137.

Almost surely, 2^{63875734211328} is an apocalyptic number.

It is an amenable number.

63875734211328 is an abundant number, since it is smaller than the sum of its proper divisors (120162532478208).

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

63875734211328 is a wasteful number, since it uses less digits than its factorization.

63875734211328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33496610 (or 33496596 counting only the distinct ones).

The product of its digits is 40642560, while the sum is 60.

The spelling of 63875734211328 in words is "sixty-three trillion, eight hundred seventy-five billion, seven hundred thirty-four million, two hundred eleven thousand, three hundred twenty-eight".