51063421320838 has 16 divisors (see below), whose sum is σ = 78681380746320. Its totient is φ = 24840915111936.

The previous prime is 51063421320803. The next prime is 51063421320839. The reversal of 51063421320838 is 83802312436015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51063421320839) 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, 1155154383 + ... + 1155198586.

It is an arithmetic number, because the mean of its divisors is an integer number (4917586296645).

Almost surely, 2^{51063421320838} is an apocalyptic number.

51063421320838 is a deficient number, since it is larger than the sum of its proper divisors (27617959425482).

51063421320838 is a wasteful number, since it uses less digits than its factorization.

51063421320838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2310353271.

The product of its (nonzero) digits is 829440, while the sum is 46.

The spelling of 51063421320838 in words is "fifty-one trillion, sixty-three billion, four hundred twenty-one million, three hundred twenty thousand, eight hundred thirty-eight".