161414444 has 6 divisors (see below), whose sum is σ = 282475284. Its totient is φ = 80707220.

The previous prime is 161414441. The next prime is 161414471. The reversal of 161414444 is 444414161.

It is not an unprimeable number, because it can be changed into a prime (161414441) 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 as a sum of consecutive naturals, namely, 20176802 + ... + 20176809.

It is an arithmetic number, because the mean of its divisors is an integer number (47079214).

Almost surely, 2^161414444 is an apocalyptic number.

It is an amenable number.

161414444 is a deficient number, since it is larger than the sum of its proper divisors (121060840).

161414444 is a wasteful number, since it uses less digits than its factorization.

161414444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40353615 (or 40353613 counting only the distinct ones).

The product of its digits is 6144, while the sum is 29.

The square root of 161414444 is about 12704.8984254106. The cubic root of 161414444 is about 544.4785788153.

The spelling of 161414444 in words is "one hundred sixty-one million, four hundred fourteen thousand, four hundred forty-four".