16449579038 has 4 divisors (see below), whose sum is σ = 24674368560. Its totient is φ = 8224789518.

The previous prime is 16449579037. The next prime is 16449579089. The reversal of 16449579038 is 83097594461.

16449579038 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 83097594461 = 7 ⋅11871084923.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16449579031) 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, 4112394758 + ... + 4112394761.

It is an arithmetic number, because the mean of its divisors is an integer number (6168592140).

Almost surely, 2^16449579038 is an apocalyptic number.

16449579038 is a deficient number, since it is larger than the sum of its proper divisors (8224789522).

16449579038 is an equidigital number, since it uses as much as digits as its factorization.

16449579038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8224789521.

The product of its (nonzero) digits is 6531840, while the sum is 56.

The spelling of 16449579038 in words is "sixteen billion, four hundred forty-nine million, five hundred seventy-nine thousand, thirty-eight".