4523389280256 has 1344 divisors, whose sum is σ = 16556151271680. Its totient is φ = 1082067517440.

The previous prime is 4523389280231. The next prime is 4523389280257. The reversal of 4523389280256 is 6520829833254.

It is a tau number, because it is divible by the number of its divisors (1344).

It is a super-2 number, since 2×4523389280256² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4523389280196 and 4523389280205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4523389280257) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 11935063875 + ... + 11935064253.

Almost surely, 2^{4523389280256} 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 4523389280256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8278075635840).

4523389280256 is an abundant number, since it is smaller than the sum of its proper divisors (12032761991424).

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

4523389280256 is a wasteful number, since it uses less digits than its factorization.

4523389280256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503 (or 472 counting only the distinct ones).

The product of its (nonzero) digits is 24883200, while the sum is 57.

The spelling of 4523389280256 in words is "four trillion, five hundred twenty-three billion, three hundred eighty-nine million, two hundred eighty thousand, two hundred fifty-six".