6221156116 has 24 divisors (see below), whose sum is σ = 12653202240. Its totient is φ = 2621019072.

The previous prime is 6221156113. The next prime is 6221156131. The reversal of 6221156116 is 6116511226.

It is a super-3 number, since 3×6221156116³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6221156113) 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, 1881265 + ... + 1884568.

It is an arithmetic number, because the mean of its divisors is an integer number (527216760).

Almost surely, 2^6221156116 is an apocalyptic number.

It is an amenable number.

6221156116 is an abundant number, since it is smaller than the sum of its proper divisors (6432046124).

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

6221156116 is a wasteful number, since it uses less digits than its factorization.

6221156116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3765903 (or 3765901 counting only the distinct ones).

The product of its digits is 4320, while the sum is 31.

The square root of 6221156116 is about 78874.3058036012. The cubic root of 6221156116 is about 1839.1777316029.

The spelling of 6221156116 in words is "six billion, two hundred twenty-one million, one hundred fifty-six thousand, one hundred sixteen".