2523020445440 has 864 divisors, whose sum is σ = 7257273999360. Its totient is φ = 836911595520.

The previous prime is 2523020445427. The next prime is 2523020445469. The reversal of 2523020445440 is 445440203252.

2523020445440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2523020445440.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 16070193842 + ... + 16070193998.

Almost surely, 2^{2523020445440} is an apocalyptic number.

2523020445440 is a gapful number since it is divisible by the number (20) 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 2523020445440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3628636999680).

2523020445440 is an abundant number, since it is smaller than the sum of its proper divisors (4734253553920).

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

2523020445440 is a wasteful number, since it uses less digits than its factorization.

2523020445440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389 (or 364 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 35.

Adding to 2523020445440 its reverse (445440203252), we get a palindrome (2968460648692).

The spelling of 2523020445440 in words is "two trillion, five hundred twenty-three billion, twenty million, four hundred forty-five thousand, four hundred forty".