170113555549 has 4 divisors (see below), whose sum is σ = 194415492064. Its totient is φ = 145811619036.

The previous prime is 170113555523. The next prime is 170113555553. The reversal of 170113555549 is 945555311071.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 170113555549 - 2⁹ = 170113555037 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 170113555499 and 170113555508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (170113555559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12150968247 + ... + 12150968260.

It is an arithmetic number, because the mean of its divisors is an integer number (48603873016).

Almost surely, 2^170113555549 is an apocalyptic number.

It is an amenable number.

170113555549 is a deficient number, since it is larger than the sum of its proper divisors (24301936515).

170113555549 is an equidigital number, since it uses as much as digits as its factorization.

170113555549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24301936514.

The product of its (nonzero) digits is 472500, while the sum is 46.

The spelling of 170113555549 in words is "one hundred seventy billion, one hundred thirteen million, five hundred fifty-five thousand, five hundred forty-nine".