16432393067 has 4 divisors (see below), whose sum is σ = 17297255880. Its totient is φ = 15567530256.

The previous prime is 16432393057. The next prime is 16432393123. The reversal of 16432393067 is 76039323461.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 76039323461 = 277 ⋅274510193.

It is a cyclic number.

It is not a de Polignac number, because 16432393067 - 2⁴ = 16432393051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16432393057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 432431378 + ... + 432431415.

It is an arithmetic number, because the mean of its divisors is an integer number (4324313970).

Almost surely, 2^16432393067 is an apocalyptic number.

16432393067 is a deficient number, since it is larger than the sum of its proper divisors (864862813).

16432393067 is an equidigital number, since it uses as much as digits as its factorization.

16432393067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 864862812.

The product of its (nonzero) digits is 489888, while the sum is 44.

The spelling of 16432393067 in words is "sixteen billion, four hundred thirty-two million, three hundred ninety-three thousand, sixty-seven".