2556066541120 has 56 divisors (see below), whose sum is σ = 6444670726584. Its totient is φ = 962283872256.

The previous prime is 2556066541087. The next prime is 2556066541123. The reversal of 2556066541120 is 211456606552.

It can be written as a sum of positive squares in 4 ways, for example, as 722187233856 + 1833879307264 = 849816^2 + 1354208^2 .

It is not an unprimeable number, because it can be changed into a prime (2556066541123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 234927147 + ... + 234938026.

Almost surely, 2^{2556066541120} is an apocalyptic number.

2556066541120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2556066541120 is an abundant number, since it is smaller than the sum of its proper divisors (3888604185464).

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

2556066541120 is a wasteful number, since it uses less digits than its factorization.

2556066541120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469865207 (or 469865197 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 43.

The spelling of 2556066541120 in words is "two trillion, five hundred fifty-six billion, sixty-six million, five hundred forty-one thousand, one hundred twenty".