2543021403024 has 40 divisors (see below), whose sum is σ = 6608810134080. Its totient is φ = 842597907328.

The previous prime is 2543021403017. The next prime is 2543021403053. The reversal of 2543021403024 is 4203041203452.

It is a junction number, because it is equal to n+sod(n) for n = 2543021402982 and 2543021403000.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158613579 + ... + 158629610.

It is an arithmetic number, because the mean of its divisors is an integer number (165220253352).

Almost surely, 2^{2543021403024} is an apocalyptic number.

2543021403024 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2543021403024 is an abundant number, since it is smaller than the sum of its proper divisors (4065788731056).

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

2543021403024 is a wasteful number, since it uses less digits than its factorization.

2543021403024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317243367 (or 317243361 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 2543021403024 its reverse (4203041203452), we get a palindrome (6746062606476).

The spelling of 2543021403024 in words is "two trillion, five hundred forty-three billion, twenty-one million, four hundred three thousand, twenty-four".