51647216714 has 8 divisors (see below), whose sum is σ = 79564631268. Its totient is φ = 25125672960.

The previous prime is 51647216653. The next prime is 51647216743. The reversal of 51647216714 is 41761274615.

It can be written as a sum of positive squares in 2 ways, for example, as 50532792025 + 1114424689 = 224795^2 + 33383^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 348967607 + ... + 348967754.

Almost surely, 2^51647216714 is an apocalyptic number.

51647216714 is a deficient number, since it is larger than the sum of its proper divisors (27917414554).

51647216714 is a wasteful number, since it uses less digits than its factorization.

51647216714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 697935400.

The product of its digits is 282240, while the sum is 44.

The spelling of 51647216714 in words is "fifty-one billion, six hundred forty-seven million, two hundred sixteen thousand, seven hundred fourteen".