4284451442778 has 128 divisors (see below), whose sum is σ = 9732661069824. Its totient is φ = 1248683385600.

The previous prime is 4284451442773. The next prime is 4284451442807. The reversal of 4284451442778 is 8772441544824.

4284451442778 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (4284451442773) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 14378701 + ... + 14673647.

It is an arithmetic number, because the mean of its divisors is an integer number (76036414608).

Almost surely, 2^{4284451442778} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4284451442778, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4866330534912).

4284451442778 is an abundant number, since it is smaller than the sum of its proper divisors (5448209627046).

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

4284451442778 is a wasteful number, since it uses less digits than its factorization.

4284451442778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295140.

The product of its digits is 64225280, while the sum is 60.

The spelling of 4284451442778 in words is "four trillion, two hundred eighty-four billion, four hundred fifty-one million, four hundred forty-two thousand, seven hundred seventy-eight".