7828938782224 has 40 divisors (see below), whose sum is σ = 17376880933440. Its totient is φ = 3347251678848.

The previous prime is 7828938782221. The next prime is 7828938782227. The reversal of 7828938782224 is 4222878398287.

It is an interprime number because it is at equal distance from previous prime (7828938782221) and next prime (7828938782227).

It is a super-2 number, since 2×7828938782224² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (7828938782221) 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, 83367439 + ... + 83461294.

It is an arithmetic number, because the mean of its divisors is an integer number (434422023336).

Almost surely, 2^{7828938782224} is an apocalyptic number.

It is an amenable number.

7828938782224 is an abundant number, since it is smaller than the sum of its proper divisors (9547942151216).

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

7828938782224 is a wasteful number, since it uses less digits than its factorization.

7828938782224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166829167 (or 166829161 counting only the distinct ones).

The product of its digits is 346816512, while the sum is 70.

The spelling of 7828938782224 in words is "seven trillion, eight hundred twenty-eight billion, nine hundred thirty-eight million, seven hundred eighty-two thousand, two hundred twenty-four".