4025513244544 has 256 divisors, whose sum is σ = 9217228204800. Its totient is φ = 1734283837440.

The previous prime is 4025513244503. The next prime is 4025513244587. The reversal of 4025513244544 is 4454423155204.

It is a self number, because there is not a number n which added to its sum of digits gives 4025513244544.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 839871012 + ... + 839875804.

It is an arithmetic number, because the mean of its divisors is an integer number (36004797675).

Almost surely, 2^{4025513244544} is an apocalyptic number.

4025513244544 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4025513244544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4608614102400).

4025513244544 is an abundant number, since it is smaller than the sum of its proper divisors (5191714960256).

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

4025513244544 is a wasteful number, since it uses less digits than its factorization.

4025513244544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5221 (or 5209 counting only the distinct ones).

The product of its (nonzero) digits is 1536000, while the sum is 43.

Adding to 4025513244544 its reverse (4454423155204), we get a palindrome (8479936399748).

The spelling of 4025513244544 in words is "four trillion, twenty-five billion, five hundred thirteen million, two hundred forty-four thousand, five hundred forty-four".