51117600683 has 2 divisors, whose sum is σ = 51117600684. Its totient is φ = 51117600682.

The previous prime is 51117600619. The next prime is 51117600739. The reversal of 51117600683 is 38600671115.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51117600683 - 2⁶ = 51117600619 is a prime.

It is a super-2 number, since 2×51117600683² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (51117600613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25558800341 + 25558800342.

It is an arithmetic number, because the mean of its divisors is an integer number (25558800342).

Almost surely, 2^51117600683 is an apocalyptic number.

51117600683 is a deficient number, since it is larger than the sum of its proper divisors (1).

51117600683 is an equidigital number, since it uses as much as digits as its factorization.

51117600683 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 38.

The spelling of 51117600683 in words is "fifty-one billion, one hundred seventeen million, six hundred thousand, six hundred eighty-three".