2554645305040 has 20 divisors (see below), whose sum is σ = 5939550334404. Its totient is φ = 1021858121984.

The previous prime is 2554645305031. The next prime is 2554645305073. The reversal of 2554645305040 is 405035464552.

2554645305040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1014951472704 + 1539693832336 = 1007448^2 + 1240844^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15966533077 + ... + 15966533236.

Almost surely, 2^{2554645305040} is an apocalyptic number.

2554645305040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2554645305040 is an abundant number, since it is smaller than the sum of its proper divisors (3384905029364).

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

2554645305040 is a wasteful number, since it uses less digits than its factorization.

2554645305040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31933066326 (or 31933066320 counting only the distinct ones).

The product of its (nonzero) digits is 1440000, while the sum is 43.

The spelling of 2554645305040 in words is "two trillion, five hundred fifty-four billion, six hundred forty-five million, three hundred five thousand, forty".