2539980559728 has 60 divisors (see below), whose sum is σ = 7371692561688. Its totient is φ = 846660185280.

The previous prime is 2539980559687. The next prime is 2539980559813. The reversal of 2539980559728 is 8279550899352.

2539980559728 is a `hidden beast` number, since 2 + 5 + 3 + 9 + 9 + 8 + 0 + 5 + 597 + 28 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 326639703 + ... + 326647478.

Almost surely, 2^{2539980559728} is an apocalyptic number.

It is an amenable number.

2539980559728 is an abundant number, since it is smaller than the sum of its proper divisors (4831712001960).

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

2539980559728 is an equidigital number, since it uses as much as digits as its factorization.

2539980559728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 653287204 (or 653287186 counting only the distinct ones).

The product of its (nonzero) digits is 489888000, while the sum is 72.

The spelling of 2539980559728 in words is "two trillion, five hundred thirty-nine billion, nine hundred eighty million, five hundred fifty-nine thousand, seven hundred twenty-eight".