2554638551688 has 16 divisors (see below), whose sum is σ = 6386596379280. Its totient is φ = 851546183888.

The previous prime is 2554638551653. The next prime is 2554638551849. The reversal of 2554638551688 is 8861558364552.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53221636470 + ... + 53221636517.

It is an arithmetic number, because the mean of its divisors is an integer number (399162273705).

Almost surely, 2^{2554638551688} is an apocalyptic number.

It is an amenable number.

2554638551688 is an abundant number, since it is smaller than the sum of its proper divisors (3831957827592).

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

2554638551688 is a wasteful number, since it uses less digits than its factorization.

2554638551688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106443272996 (or 106443272992 counting only the distinct ones).

The product of its digits is 276480000, while the sum is 66.

The spelling of 2554638551688 in words is "two trillion, five hundred fifty-four billion, six hundred thirty-eight million, five hundred fifty-one thousand, six hundred eighty-eight".