161331233162 has 8 divisors (see below), whose sum is σ = 263996563392. Its totient is φ = 73332378700.

The previous prime is 161331233111. The next prime is 161331233177. The reversal of 161331233162 is 261332133161.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3666618914 + ... + 3666618957.

It is an arithmetic number, because the mean of its divisors is an integer number (32999570424).

Almost surely, 2^161331233162 is an apocalyptic number.

161331233162 is a deficient number, since it is larger than the sum of its proper divisors (102665330230).

161331233162 is a wasteful number, since it uses less digits than its factorization.

161331233162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7333237884.

The product of its digits is 11664, while the sum is 32.

It can be divided in two parts, 161331 and 233162, that added together give a palindrome (394493).

The spelling of 161331233162 in words is "one hundred sixty-one billion, three hundred thirty-one million, two hundred thirty-three thousand, one hundred sixty-two".