551710711687 has 2 divisors, whose sum is σ = 551710711688. Its totient is φ = 551710711686.

The previous prime is 551710711631. The next prime is 551710711697. The reversal of 551710711687 is 786117017155.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-551710711687 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 551710711687.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (551710711627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275855355843 + 275855355844.

It is an arithmetic number, because the mean of its divisors is an integer number (275855355844).

Almost surely, 2^551710711687 is an apocalyptic number.

551710711687 is a deficient number, since it is larger than the sum of its proper divisors (1).

551710711687 is an equidigital number, since it uses as much as digits as its factorization.

551710711687 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 411600, while the sum is 49.

The spelling of 551710711687 in words is "five hundred fifty-one billion, seven hundred ten million, seven hundred eleven thousand, six hundred eighty-seven".