51708266195716 has 81 divisors (see below), whose sum is σ = 98490953332191. Its totient is φ = 23742907903104.

The previous prime is 51708266195701. The next prime is 51708266195723. The reversal of 51708266195716 is 61759166280715.

The square root of 51708266195716 is 7190846.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 21894482155716 + 29813784040000 = 4679154^2 + 5460200^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 43562144475 + ... + 43562145661.

Almost surely, 2^{51708266195716} is an apocalyptic number.

51708266195716 is the 7190846-th square number.

It is an amenable number.

51708266195716 is a deficient number, since it is larger than the sum of its proper divisors (46782687136475).

51708266195716 is an equidigital number, since it uses as much as digits as its factorization.

51708266195716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2870 (or 1435 counting only the distinct ones).

The product of its (nonzero) digits is 38102400, while the sum is 64.

The spelling of 51708266195716 in words is "fifty-one trillion, seven hundred eight billion, two hundred sixty-six million, one hundred ninety-five thousand, seven hundred sixteen".