8346220155 has 384 divisors, whose sum is σ = 20253542400. Its totient is φ = 3197988864.

The previous prime is 8346220153. The next prime is 8346220177. The reversal of 8346220155 is 5510226438.

It is not a de Polignac number, because 8346220155 - 2¹ = 8346220153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8346220153) by changing a digit.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 60921247 + ... + 60921383.

It is an arithmetic number, because the mean of its divisors is an integer number (52743600).

Almost surely, 2^8346220155 is an apocalyptic number.

8346220155 is an abundant number, since it is smaller than the sum of its proper divisors (11907322245).

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

8346220155 is a wasteful number, since it uses less digits than its factorization.

8346220155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225 (or 213 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The square root of 8346220155 is about 91357.6496797066. The cubic root of 8346220155 is about 2028.4451969810.

The spelling of 8346220155 in words is "eight billion, three hundred forty-six million, two hundred twenty thousand, one hundred fifty-five".