2540255012000 has 96 divisors (see below), whose sum is σ = 6305751925200. Its totient is φ = 1005626572800.

The previous prime is 2540255011993. The next prime is 2540255012039. The reversal of 2540255012000 is 2105520452.

It can be written as a sum of positive squares in 8 ways, for example, as 28524507664 + 2511730504336 = 168892^2 + 1584844^2 .

It is a super-2 number, since 2×2540255012000² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2885525 + ... + 3661524.

Almost surely, 2^{2540255012000} is an apocalyptic number.

2540255012000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2540255012000 is an abundant number, since it is smaller than the sum of its proper divisors (3765496913200).

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

2540255012000 is an equidigital number, since it uses as much as digits as its factorization.

2540255012000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6547171 (or 6547153 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 26.

The spelling of 2540255012000 in words is "two trillion, five hundred forty billion, two hundred fifty-five million, twelve thousand".