6660436100 has 36 divisors (see below), whose sum is σ = 14479687824. Its totient is φ = 2659282080.

The previous prime is 6660436099. The next prime is 6660436121. The reversal of 6660436100 is 16340666.

It is a super-2 number, since 2×6660436100² = 88722818084366420000, which contains 22 as substring.

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, 6182 + ... + 115581.

Almost surely, 2^6660436100 is an apocalyptic number.

It is an amenable number.

6660436100 is an abundant number, since it is smaller than the sum of its proper divisors (7819251724).

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

6660436100 is a wasteful number, since it uses less digits than its factorization.

6660436100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122324 (or 122317 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 6660436100 is about 81611.4949011474. The cubic root of 6660436100 is about 1881.4855562409.

Adding to 6660436100 its reverse (16340666), we get a palindrome (6676776766).

The spelling of 6660436100 in words is "six billion, six hundred sixty million, four hundred thirty-six thousand, one hundred".