2216552156 has 48 divisors (see below), whose sum is σ = 4845421056. Its totient is φ = 863780544.

The previous prime is 2216552153. The next prime is 2216552183. The reversal of 2216552156 is 6512556122.

2216552156 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2216552153) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21056 + ... + 69831.

It is an arithmetic number, because the mean of its divisors is an integer number (100946272).

Almost surely, 2^2216552156 is an apocalyptic number.

2216552156 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2216552156 is an abundant number, since it is smaller than the sum of its proper divisors (2628868900).

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

2216552156 is a wasteful number, since it uses less digits than its factorization.

2216552156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90978 (or 90976 counting only the distinct ones).

The product of its digits is 36000, while the sum is 35.

The square root of 2216552156 is about 47080.2735336149. The cubic root of 2216552156 is about 1303.8450571482.

The spelling of 2216552156 in words is "two billion, two hundred sixteen million, five hundred fifty-two thousand, one hundred fifty-six".