4284406876728 has 64 divisors (see below), whose sum is σ = 11685059222400. Its totient is φ = 1298270314880.

The previous prime is 4284406876709. The next prime is 4284406876751. The reversal of 4284406876728 is 8276786044824.

It is a super-2 number, since 2×4284406876728² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10683343 + ... + 11077121.

It is an arithmetic number, because the mean of its divisors is an integer number (182579050350).

Almost surely, 2^{4284406876728} is an apocalyptic number.

It is an amenable number.

4284406876728 is an abundant number, since it is smaller than the sum of its proper divisors (7400652345672).

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

4284406876728 is a wasteful number, since it uses less digits than its factorization.

4284406876728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435012 (or 435008 counting only the distinct ones).

The product of its (nonzero) digits is 231211008, while the sum is 66.

The spelling of 4284406876728 in words is "four trillion, two hundred eighty-four billion, four hundred six million, eight hundred seventy-six thousand, seven hundred twenty-eight".