7869224912 has 10 divisors (see below), whose sum is σ = 15246623298. Its totient is φ = 3934612448.

The previous prime is 7869224897. The next prime is 7869224947. The reversal of 7869224912 is 2194229687.

It can be written as a sum of positive squares in only one way, i.e., 5413427776 + 2455797136 = 73576^2 + 49556^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 245913263 + ... + 245913294.

Almost surely, 2^7869224912 is an apocalyptic number.

It is an amenable number.

7869224912 is a deficient number, since it is larger than the sum of its proper divisors (7377398386).

7869224912 is a wasteful number, since it uses less digits than its factorization.

7869224912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491826565 (or 491826559 counting only the distinct ones).

The product of its digits is 870912, while the sum is 50.

The square root of 7869224912 is about 88708.6518441127. The cubic root of 7869224912 is about 1989.0421483906.

The spelling of 7869224912 in words is "seven billion, eight hundred sixty-nine million, two hundred twenty-four thousand, nine hundred twelve".