161160496705 has 8 divisors (see below), whose sum is σ = 208268949672. Its totient is φ = 119010828288.

The previous prime is 161160496699. The next prime is 161160496711. The reversal of 161160496705 is 507694061161.

It is a Cunningham number, because it is equal to 401448²+1.

It is an interprime number because it is at equal distance from previous prime (161160496699) and next prime (161160496711).

It can be written as a sum of positive squares in 4 ways, for example, as 23840595216 + 137319901489 = 154404^2 + 370567^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 161160496705 - 2⁹ = 161160496193 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1239696064 + ... + 1239696193.

It is an arithmetic number, because the mean of its divisors is an integer number (26033618709).

Almost surely, 2^161160496705 is an apocalyptic number.

It is an amenable number.

161160496705 is a deficient number, since it is larger than the sum of its proper divisors (47108452967).

161160496705 is a wasteful number, since it uses less digits than its factorization.

161160496705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2479392275.

The product of its (nonzero) digits is 272160, while the sum is 46.

The spelling of 161160496705 in words is "one hundred sixty-one billion, one hundred sixty million, four hundred ninety-six thousand, seven hundred five".