6221160155 has 8 divisors (see below), whose sum is σ = 8531876832. Its totient is φ = 4265938368.

The previous prime is 6221160109. The next prime is 6221160157. The reversal of 6221160155 is 5510611226.

It is a happy number.

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 6221160155 - 2²⁶ = 6154051291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6221160157) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88873682 + ... + 88873751.

It is an arithmetic number, because the mean of its divisors is an integer number (1066484604).

Almost surely, 2^6221160155 is an apocalyptic number.

6221160155 is a deficient number, since it is larger than the sum of its proper divisors (2310716677).

6221160155 is a wasteful number, since it uses less digits than its factorization.

6221160155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177747445.

The product of its (nonzero) digits is 3600, while the sum is 29.

The square root of 6221160155 is about 78874.3314076259. The cubic root of 6221160155 is about 1839.1781296231.

The spelling of 6221160155 in words is "six billion, two hundred twenty-one million, one hundred sixty thousand, one hundred fifty-five".