2543136120100 has 36 divisors (see below), whose sum is σ = 5521542779200. Its totient is φ = 1016712992160.

The previous prime is 2543136120067. The next prime is 2543136120121. The reversal of 2543136120100 is 10216313452.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6579360 + ... + 6955159.

Almost surely, 2^{2543136120100} is an apocalyptic number.

2543136120100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2543136120100 is an abundant number, since it is smaller than the sum of its proper divisors (2978406659100).

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

2543136120100 is a wasteful number, since it uses less digits than its factorization.

2543136120100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13536412 (or 13536405 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The spelling of 2543136120100 in words is "two trillion, five hundred forty-three billion, one hundred thirty-six million, one hundred twenty thousand, one hundred".