51706000617 has 8 divisors (see below), whose sum is σ = 68942385120. Its totient is φ = 34470141600.

The previous prime is 51706000589. The next prime is 51706000639. The reversal of 51706000617 is 71600060715.

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

It is not a de Polignac number, because 51706000617 - 2¹⁰ = 51705999593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51706002617) 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, 311734 + ... + 447872.

It is an arithmetic number, because the mean of its divisors is an integer number (8617798140).

Almost surely, 2^51706000617 is an apocalyptic number.

It is an amenable number.

51706000617 is a deficient number, since it is larger than the sum of its proper divisors (17236384503).

51706000617 is a wasteful number, since it uses less digits than its factorization.

51706000617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262743.

The product of its (nonzero) digits is 8820, while the sum is 33.

The spelling of 51706000617 in words is "fifty-one billion, seven hundred six million, six hundred seventeen", and thus it is an aban number.