51054513543140 has 12 divisors (see below), whose sum is σ = 107214478440636. Its totient is φ = 20421805417248.

The previous prime is 51054513543101. The next prime is 51054513543151. The reversal of 51054513543140 is 4134531545015.

It can be written as a sum of positive squares in 2 ways, for example, as 5185102434724 + 45869411108416 = 2277082^2 + 6772696^2 .

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, 1276362838559 + ... + 1276362838598.

It is an arithmetic number, because the mean of its divisors is an integer number (8934539870053).

Almost surely, 2^{51054513543140} is an apocalyptic number.

It is an amenable number.

51054513543140 is an abundant number, since it is smaller than the sum of its proper divisors (56159964897496).

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

51054513543140 is a wasteful number, since it uses less digits than its factorization.

51054513543140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2552725677166 (or 2552725677164 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 41.

The spelling of 51054513543140 in words is "fifty-one trillion, fifty-four billion, five hundred thirteen million, five hundred forty-three thousand, one hundred forty".