3565478884480 has 128 divisors (see below), whose sum is σ = 8542569588480. Its totient is φ = 1423041564672.

The previous prime is 3565478884477. The next prime is 3565478884483. The reversal of 3565478884480 is 844888745653.

It is an interprime number because it is at equal distance from previous prime (3565478884477) and next prime (3565478884483).

It is a tau number, because it is divible by the number of its divisors (128).

It is not an unprimeable number, because it can be changed into a prime (3565478884483) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 904253389 + ... + 904257331.

It is an arithmetic number, because the mean of its divisors is an integer number (66738824910).

Almost surely, 2^{3565478884480} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3565478884480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4271284794240).

3565478884480 is an abundant number, since it is smaller than the sum of its proper divisors (4977090704000).

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

3565478884480 is a wasteful number, since it uses less digits than its factorization.

3565478884480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6726 (or 6714 counting only the distinct ones).

The product of its (nonzero) digits is 825753600, while the sum is 70.

The spelling of 3565478884480 in words is "three trillion, five hundred sixty-five billion, four hundred seventy-eight million, eight hundred eighty-four thousand, four hundred eighty".