161014494219 has 16 divisors (see below), whose sum is σ = 223508715552. Its totient is φ = 103011118848.

The previous prime is 161014494191. The next prime is 161014494281. The reversal of 161014494219 is 912494410161.

161014494219 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 161014494219 - 2⁸ = 161014493963 is a prime.

It is a super-2 number, since 2×161014494219² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (161014494299) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 9927384 + ... + 9943589.

It is an arithmetic number, because the mean of its divisors is an integer number (13969294722).

Almost surely, 2^161014494219 is an apocalyptic number.

161014494219 is a deficient number, since it is larger than the sum of its proper divisors (62494221333).

161014494219 is a wasteful number, since it uses less digits than its factorization.

161014494219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19871086.

The product of its (nonzero) digits is 62208, while the sum is 42.

The spelling of 161014494219 in words is "one hundred sixty-one billion, fourteen million, four hundred ninety-four thousand, two hundred nineteen".