4284172680656 has 20 divisors (see below), whose sum is σ = 9055183166304. Its totient is φ = 1947351218400.

The previous prime is 4284172680653. The next prime is 4284172680691. The reversal of 4284172680656 is 6560862714824.

It is a junction number, because it is equal to n+sod(n) for n = 4284172680595 and 4284172680604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4284172680653) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12170944940 + ... + 12170945291.

Almost surely, 2^{4284172680656} is an apocalyptic number.

It is an amenable number.

4284172680656 is an abundant number, since it is smaller than the sum of its proper divisors (4771010485648).

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

4284172680656 is a wasteful number, since it uses less digits than its factorization.

4284172680656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24341890250 (or 24341890244 counting only the distinct ones).

The product of its (nonzero) digits is 30965760, while the sum is 59.

The spelling of 4284172680656 in words is "four trillion, two hundred eighty-four billion, one hundred seventy-two million, six hundred eighty thousand, six hundred fifty-six".