161041750690224 has 40 divisors (see below), whose sum is σ = 416066097208320. Its totient is φ = 53675219099968.

The previous prime is 161041750690213. The next prime is 161041750690231. The reversal of 161041750690224 is 422096057140161.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 167154144 + ... + 168114815.

It is an arithmetic number, because the mean of its divisors is an integer number (10401652430208).

Almost surely, 2^{161041750690224} is an apocalyptic number.

It is an amenable number.

161041750690224 is an abundant number, since it is smaller than the sum of its proper divisors (255024346518096).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

161041750690224 is a wasteful number, since it uses less digits than its factorization.

161041750690224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335278977 (or 335278971 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 48.

The spelling of 161041750690224 in words is "one hundred sixty-one trillion, forty-one billion, seven hundred fifty million, six hundred ninety thousand, two hundred twenty-four".