51544056565027 has 8 divisors (see below), whose sum is σ = 57423086889840. Its totient is φ = 45938469511200.

The previous prime is 51544056564983. The next prime is 51544056565081. The reversal of 51544056565027 is 72056565044515.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51544056565027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51544056566027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68360817349 + ... + 68360818102.

It is an arithmetic number, because the mean of its divisors is an integer number (7177885861230).

Almost surely, 2^{51544056565027} is an apocalyptic number.

51544056565027 is a deficient number, since it is larger than the sum of its proper divisors (5879030324813).

51544056565027 is a wasteful number, since it uses less digits than its factorization.

51544056565027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136721635493.

The product of its (nonzero) digits is 25200000, while the sum is 55.

The spelling of 51544056565027 in words is "fifty-one trillion, five hundred forty-four billion, fifty-six million, five hundred sixty-five thousand, twenty-seven".