161173711262297 has 8 divisors (see below), whose sum is σ = 170656394378400. Its totient is φ = 151691236654144.

The previous prime is 161173711262281. The next prime is 161173711262299. The reversal of 161173711262297 is 792262117371161.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 161173711262297 - 2⁴ = 161173711262281 is a prime.

It is a super-3 number, since 3×161173711262297³ (a number of 44 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (161173711262299) 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 7 ways as a sum of consecutive naturals, for example, 50534147 + ... + 53628792.

It is an arithmetic number, because the mean of its divisors is an integer number (21332049297300).

Almost surely, 2^{161173711262297} is an apocalyptic number.

161173711262297 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

161173711262297 is a deficient number, since it is larger than the sum of its proper divisors (9482683116103).

161173711262297 is a wasteful number, since it uses less digits than its factorization.

161173711262297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104253975.

The product of its digits is 2667168, while the sum is 56.

The spelling of 161173711262297 in words is "one hundred sixty-one trillion, one hundred seventy-three billion, seven hundred eleven million, two hundred sixty-two thousand, two hundred ninety-seven".