2218756752 has 40 divisors (see below), whose sum is σ = 6368654880. Its totient is φ = 739585440.

The previous prime is 2218756741. The next prime is 2218756783. The reversal of 2218756752 is 2576578122.

2218756752 is a `hidden beast` number, since 2 + 2 + 1 + 87 + 567 + 5 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 2218756698 and 2218756707.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2567574 + ... + 2568437.

It is an arithmetic number, because the mean of its divisors is an integer number (159216372).

Almost surely, 2^2218756752 is an apocalyptic number.

It is an amenable number.

2218756752 is an abundant number, since it is smaller than the sum of its proper divisors (4149898128).

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

2218756752 is a wasteful number, since it uses less digits than its factorization.

2218756752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5136028 (or 5136016 counting only the distinct ones).

The product of its digits is 470400, while the sum is 45.

The square root of 2218756752 is about 47103.6808752777. The cubic root of 2218756752 is about 1304.2771846055.

The spelling of 2218756752 in words is "two billion, two hundred eighteen million, seven hundred fifty-six thousand, seven hundred fifty-two".