643260063613233 has 16 divisors (see below), whose sum is σ = 936735185903616. Its totient is φ = 389402840556240.

The previous prime is 643260063613201. The next prime is 643260063613243. The reversal of 643260063613233 is 332316360062346.

It is not a de Polignac number, because 643260063613233 - 2⁵ = 643260063613201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (643260063613243) 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, 11293557385 + ... + 11293614342.

It is an arithmetic number, because the mean of its divisors is an integer number (58545949118976).

Almost surely, 2^{643260063613233} is an apocalyptic number.

It is an amenable number.

643260063613233 is a deficient number, since it is larger than the sum of its proper divisors (293475122290383).

643260063613233 is a wasteful number, since it uses less digits than its factorization.

643260063613233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22587172604.

The product of its (nonzero) digits is 5038848, while the sum is 48.

The spelling of 643260063613233 in words is "six hundred forty-three trillion, two hundred sixty billion, sixty-three million, six hundred thirteen thousand, two hundred thirty-three".