6636122255 has 8 divisors (see below), whose sum is σ = 9100967712. Its totient is φ = 4550483808.

The previous prime is 6636122239. The next prime is 6636122263. The reversal of 6636122255 is 5522216366.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6636122255 - 2⁴ = 6636122239 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 94801712 + ... + 94801781.

It is an arithmetic number, because the mean of its divisors is an integer number (1137620964).

Almost surely, 2^6636122255 is an apocalyptic number.

6636122255 is a deficient number, since it is larger than the sum of its proper divisors (2464845457).

6636122255 is a wasteful number, since it uses less digits than its factorization.

6636122255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189603505.

The product of its digits is 129600, while the sum is 38.

The square root of 6636122255 is about 81462.3977980025. The cubic root of 6636122255 is about 1879.1933176184.

The spelling of 6636122255 in words is "six billion, six hundred thirty-six million, one hundred twenty-two thousand, two hundred fifty-five".