67343028479 has 4 divisors (see below), whose sum is σ = 67434902376. Its totient is φ = 67251154584.

The previous prime is 67343028469. The next prime is 67343028481. The reversal of 67343028479 is 97482034376.

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 67343028479 - 2¹⁶ = 67342962943 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 67343028479.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67343028419) 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, 45935849 + ... + 45937314.

It is an arithmetic number, because the mean of its divisors is an integer number (16858725594).

Almost surely, 2^67343028479 is an apocalyptic number.

67343028479 is a deficient number, since it is larger than the sum of its proper divisors (91873897).

67343028479 is an equidigital number, since it uses as much as digits as its factorization.

67343028479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91873896.

The product of its (nonzero) digits is 6096384, while the sum is 53.

The spelling of 67343028479 in words is "sixty-seven billion, three hundred forty-three million, twenty-eight thousand, four hundred seventy-nine".