4228615780784 has 20 divisors (see below), whose sum is σ = 8674880903784. Its totient is φ = 1989936837888.

The previous prime is 4228615780771. The next prime is 4228615780799. The reversal of 4228615780784 is 4870875168224.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7773190502 + ... + 7773191045.

Almost surely, 2^{4228615780784} is an apocalyptic number.

It is an amenable number.

4228615780784 is an abundant number, since it is smaller than the sum of its proper divisors (4446265123000).

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

4228615780784 is a wasteful number, since it uses less digits than its factorization.

4228615780784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15546381572 (or 15546381566 counting only the distinct ones).

The product of its (nonzero) digits is 48168960, while the sum is 62.

The spelling of 4228615780784 in words is "four trillion, two hundred twenty-eight billion, six hundred fifteen million, seven hundred eighty thousand, seven hundred eighty-four".