109137599026559 has 4 divisors (see below), whose sum is σ = 109418158407480. Its totient is φ = 108857039645640.

The previous prime is 109137599026541. The next prime is 109137599026571. The reversal of 109137599026559 is 955620995731901.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 109137599026559 - 2²⁴ = 109137582249343 is a prime.

It is a super-2 number, since 2×109137599026559² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 109137599026492 and 109137599026501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109137599016559) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140279689877 + ... + 140279690654.

It is an arithmetic number, because the mean of its divisors is an integer number (27354539601870).

Almost surely, 2^{109137599026559} is an apocalyptic number.

109137599026559 is a deficient number, since it is larger than the sum of its proper divisors (280559380921).

109137599026559 is an equidigital number, since it uses as much as digits as its factorization.

109137599026559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280559380920.

The product of its (nonzero) digits is 206671500, while the sum is 71.

The spelling of 109137599026559 in words is "one hundred nine trillion, one hundred thirty-seven billion, five hundred ninety-nine million, twenty-six thousand, five hundred fifty-nine".