161336175077 has 8 divisors (see below), whose sum is σ = 201146400192. Its totient is φ = 125716500000.

The previous prime is 161336175067. The next prime is 161336175079. The reversal of 161336175077 is 770571633161.

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

It is not a de Polignac number, because 161336175077 - 2¹⁰ = 161336174053 is a prime.

It is a super-2 number, since 2×161336175077² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (161336175079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1047637424 + ... + 1047637577.

It is an arithmetic number, because the mean of its divisors is an integer number (25143300024).

Almost surely, 2^161336175077 is an apocalyptic number.

It is an amenable number.

161336175077 is a deficient number, since it is larger than the sum of its proper divisors (39810225115).

161336175077 is a wasteful number, since it uses less digits than its factorization.

161336175077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2095275019.

The product of its (nonzero) digits is 555660, while the sum is 47.

The spelling of 161336175077 in words is "one hundred sixty-one billion, three hundred thirty-six million, one hundred seventy-five thousand, seventy-seven".