106561015600687 has 2 divisors, whose sum is σ = 106561015600688. Its totient is φ = 106561015600686.

The previous prime is 106561015600651. The next prime is 106561015600709. The reversal of 106561015600687 is 786006510165601.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (786006510165601) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-106561015600687 is a prime.

It is a super-2 number, since 2×106561015600687² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (106561015670687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53280507800343 + 53280507800344.

It is an arithmetic number, because the mean of its divisors is an integer number (53280507800344).

Almost surely, 2^{106561015600687} is an apocalyptic number.

106561015600687 is a deficient number, since it is larger than the sum of its proper divisors (1).

106561015600687 is an equidigital number, since it uses as much as digits as its factorization.

106561015600687 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1814400, while the sum is 52.

The spelling of 106561015600687 in words is "one hundred six trillion, five hundred sixty-one billion, fifteen million, six hundred thousand, six hundred eighty-seven".