2215652560 has 80 divisors (see below), whose sum is σ = 5864088960. Its totient is φ = 770654720.

The previous prime is 2215652557. The next prime is 2215652561. The reversal of 2215652560 is 652565122.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2215652561) 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, 34495 + ... + 74974.

It is an arithmetic number, because the mean of its divisors is an integer number (73301112).

Almost surely, 2^2215652560 is an apocalyptic number.

2215652560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2215652560 is an abundant number, since it is smaller than the sum of its proper divisors (3648436400).

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

2215652560 is a wasteful number, since it uses less digits than its factorization.

2215652560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109516 (or 109510 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 34.

The square root of 2215652560 is about 47070.7187113178. The cubic root of 2215652560 is about 1303.6686431456.

The spelling of 2215652560 in words is "two billion, two hundred fifteen million, six hundred fifty-two thousand, five hundred sixty".