161172380324 has 24 divisors (see below), whose sum is σ = 287594435520. Its totient is φ = 79004880864.

The previous prime is 161172380311. The next prime is 161172380339. The reversal of 161172380324 is 423083271161.

161172380324 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15494 + ... + 567965.

It is an arithmetic number, because the mean of its divisors is an integer number (11983101480).

Almost surely, 2^161172380324 is an apocalyptic number.

It is an amenable number.

161172380324 is a deficient number, since it is larger than the sum of its proper divisors (126422055196).

161172380324 is a wasteful number, since it uses less digits than its factorization.

161172380324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 584819 (or 584817 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 38.

The spelling of 161172380324 in words is "one hundred sixty-one billion, one hundred seventy-two million, three hundred eighty thousand, three hundred twenty-four".