161454112514 has 8 divisors (see below), whose sum is σ = 242899808268. Its totient is φ = 80487509760.

The previous prime is 161454112507. The next prime is 161454112537. The reversal of 161454112514 is 415211454161.

161454112514 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 136037781889 + 25416330625 = 368833^2 + 159425^2 .

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

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 3 ways as a sum of consecutive naturals, for example, 119772407 + ... + 119773754.

Almost surely, 2^161454112514 is an apocalyptic number.

161454112514 is a deficient number, since it is larger than the sum of its proper divisors (81445695754).

161454112514 is a wasteful number, since it uses less digits than its factorization.

161454112514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239546500.

The product of its digits is 19200, while the sum is 35.

Adding to 161454112514 its reverse (415211454161), we get a palindrome (576665566675).

The spelling of 161454112514 in words is "one hundred sixty-one billion, four hundred fifty-four million, one hundred twelve thousand, five hundred fourteen".