51063673879 has 8 divisors (see below), whose sum is σ = 51555544848. Its totient is φ = 50572074240.

The previous prime is 51063673849. The next prime is 51063673919. The reversal of 51063673879 is 97837636015.

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

It is a cyclic number.

It is not a de Polignac number, because 51063673879 - 2¹⁷ = 51063542807 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51063673849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 321049 + ... + 452989.

It is an arithmetic number, because the mean of its divisors is an integer number (6444443106).

Almost surely, 2^51063673879 is an apocalyptic number.

51063673879 is a deficient number, since it is larger than the sum of its proper divisors (491870969).

51063673879 is a wasteful number, since it uses less digits than its factorization.

51063673879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135665.

The product of its (nonzero) digits is 5715360, while the sum is 55.

The spelling of 51063673879 in words is "fifty-one billion, sixty-three million, six hundred seventy-three thousand, eight hundred seventy-nine".