6538840003204 has 24 divisors (see below), whose sum is σ = 12131343972608. Its totient is φ = 3078442545120.

The previous prime is 6538840003187. The next prime is 6538840003211. The reversal of 6538840003204 is 4023000488356.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 712597854 + ... + 712607029.

Almost surely, 2^{6538840003204} is an apocalyptic number.

It is an amenable number.

6538840003204 is a deficient number, since it is larger than the sum of its proper divisors (5592503969404).

6538840003204 is a wasteful number, since it uses less digits than its factorization.

6538840003204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1425204955 (or 1425204953 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 43.

The spelling of 6538840003204 in words is "six trillion, five hundred thirty-eight billion, eight hundred forty million, three thousand, two hundred four".