106501686787 has 2 divisors, whose sum is σ = 106501686788. Its totient is φ = 106501686786.

The previous prime is 106501686761. The next prime is 106501686821. The reversal of 106501686787 is 787686105601.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 106501686787 - 2¹⁵ = 106501654019 is a prime.

It is a super-2 number, since 2×106501686787² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (106501686757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53250843393 + 53250843394.

It is an arithmetic number, because the mean of its divisors is an integer number (53250843394).

Almost surely, 2^106501686787 is an apocalyptic number.

106501686787 is a deficient number, since it is larger than the sum of its proper divisors (1).

106501686787 is an equidigital number, since it uses as much as digits as its factorization.

106501686787 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3386880, while the sum is 55.

The spelling of 106501686787 in words is "one hundred six billion, five hundred one million, six hundred eighty-six thousand, seven hundred eighty-seven".