66533424116 has 36 divisors (see below), whose sum is σ = 126933686880. Its totient is φ = 30429050400.

The previous prime is 66533424103. The next prime is 66533424121. The reversal of 66533424116 is 61142433566.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 456560 + ... + 584391.

Almost surely, 2^66533424116 is an apocalyptic number.

It is an amenable number.

66533424116 is a deficient number, since it is larger than the sum of its proper divisors (60400262764).

66533424116 is a wasteful number, since it uses less digits than its factorization.

66533424116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1041032 (or 1041001 counting only the distinct ones).

The product of its digits is 311040, while the sum is 41.

The spelling of 66533424116 in words is "sixty-six billion, five hundred thirty-three million, four hundred twenty-four thousand, one hundred sixteen".