107825635018609 has 2 divisors, whose sum is σ = 107825635018610. Its totient is φ = 107825635018608.

The previous prime is 107825635018573. The next prime is 107825635018663. The reversal of 107825635018609 is 906810536528701.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 92997960167025 + 14827674851584 = 9643545^2 + 3850672^2 .

It is a cyclic number.

It is not a de Polignac number, because 107825635018609 - 2⁴⁵ = 72641262929777 is a prime.

It is not a weakly prime, because it can be changed into another prime (107825635012609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53912817509304 + 53912817509305.

It is an arithmetic number, because the mean of its divisors is an integer number (53912817509305).

Almost surely, 2^{107825635018609} is an apocalyptic number.

It is an amenable number.

107825635018609 is a deficient number, since it is larger than the sum of its proper divisors (1).

107825635018609 is an equidigital number, since it uses as much as digits as its factorization.

107825635018609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21772800, while the sum is 61.

The spelling of 107825635018609 in words is "one hundred seven trillion, eight hundred twenty-five billion, six hundred thirty-five million, eighteen thousand, six hundred nine".