51560056055056 has 40 divisors (see below), whose sum is σ = 100152033541400. Its totient is φ = 25714390947840.

The previous prime is 51560056055033. The next prime is 51560056055071. The reversal of 51560056055056 is 65055065006515.

It can be written as a sum of positive squares in 4 ways, for example, as 10620533495056 + 40939522560000 = 3258916^2 + 6398400^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38881480 + ... + 40185688.

It is an arithmetic number, because the mean of its divisors is an integer number (2503800838535).

Almost surely, 2^{51560056055056} is an apocalyptic number.

It is an amenable number.

51560056055056 is a deficient number, since it is larger than the sum of its proper divisors (48591977486344).

51560056055056 is a wasteful number, since it uses less digits than its factorization.

51560056055056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1310507 (or 1310501 counting only the distinct ones).

The product of its (nonzero) digits is 3375000, while the sum is 49.

The spelling of 51560056055056 in words is "fifty-one trillion, five hundred sixty billion, fifty-six million, fifty-five thousand, fifty-six".