106506556566587 has 2 divisors, whose sum is σ = 106506556566588. Its totient is φ = 106506556566586.

The previous prime is 106506556566581. The next prime is 106506556566611. The reversal of 106506556566587 is 785665655605601.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 106506556566587 - 2³² = 106502261599291 is a prime.

It is a super-2 number, since 2×106506556566587² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 106506556566587.

It is not a weakly prime, because it can be changed into another prime (106506556566581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53253278283293 + 53253278283294.

It is an arithmetic number, because the mean of its divisors is an integer number (53253278283294).

Almost surely, 2^{106506556566587} is an apocalyptic number.

106506556566587 is a deficient number, since it is larger than the sum of its proper divisors (1).

106506556566587 is an equidigital number, since it uses as much as digits as its factorization.

106506556566587 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1360800000, while the sum is 71.

The spelling of 106506556566587 in words is "one hundred six trillion, five hundred six billion, five hundred fifty-six million, five hundred sixty-six thousand, five hundred eighty-seven".