16467890423 has 4 divisors (see below), whose sum is σ = 16468631808. Its totient is φ = 16467149040.

The previous prime is 16467890419. The next prime is 16467890443. The reversal of 16467890423 is 32409876461.

16467890423 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.

It is a cyclic number.

It is not a de Polignac number, because 16467890423 - 2² = 16467890419 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16467890443) 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 in 3 ways as a sum of consecutive naturals, for example, 336311 + ... + 382152.

It is an arithmetic number, because the mean of its divisors is an integer number (4117157952).

Almost surely, 2^16467890423 is an apocalyptic number.

16467890423 is a deficient number, since it is larger than the sum of its proper divisors (741385).

16467890423 is an equidigital number, since it uses as much as digits as its factorization.

16467890423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 741384.

The product of its (nonzero) digits is 1741824, while the sum is 50.

The spelling of 16467890423 in words is "sixteen billion, four hundred sixty-seven million, eight hundred ninety thousand, four hundred twenty-three".