161500101086 has 8 divisors (see below), whose sum is σ = 242266142064. Its totient is φ = 80744720400.

The previous prime is 161500101079. The next prime is 161500101097. The reversal of 161500101086 is 680101005161.

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

It is a congruent number.

It is an unprimeable number.

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, 2627090 + ... + 2687861.

It is an arithmetic number, because the mean of its divisors is an integer number (30283267758).

Almost surely, 2^161500101086 is an apocalyptic number.

161500101086 is a deficient number, since it is larger than the sum of its proper divisors (80766040978).

161500101086 is a wasteful number, since it uses less digits than its factorization.

161500101086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5330146.

The product of its (nonzero) digits is 1440, while the sum is 29.

The spelling of 161500101086 in words is "one hundred sixty-one billion, five hundred million, one hundred one thousand, eighty-six".