106620575177609 has 2 divisors, whose sum is σ = 106620575177610. Its totient is φ = 106620575177608.

The previous prime is 106620575177591. The next prime is 106620575177647. The reversal of 106620575177609 is 906771575026601.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 55519308472384 + 51101266705225 = 7451128^2 + 7148515^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-106620575177609 is a prime.

It is a super-2 number, since 2×106620575177609² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (106620575171609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53310287588804 + 53310287588805.

It is an arithmetic number, because the mean of its divisors is an integer number (53310287588805).

Almost surely, 2^{106620575177609} is an apocalyptic number.

It is an amenable number.

106620575177609 is a deficient number, since it is larger than the sum of its proper divisors (1).

106620575177609 is an equidigital number, since it uses as much as digits as its factorization.

106620575177609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 33339600, while the sum is 62.

The spelling of 106620575177609 in words is "one hundred six trillion, six hundred twenty billion, five hundred seventy-five million, one hundred seventy-seven thousand, six hundred nine".