67564104323 has 4 divisors (see below), whose sum is σ = 67573486320. Its totient is φ = 67554722328.

The previous prime is 67564104269. The next prime is 67564104383. The reversal of 67564104323 is 32340146576.

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 67564104323 - 2⁶ = 67564104259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (67564104383) 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 3 ways as a sum of consecutive naturals, for example, 4680188 + ... + 4694601.

It is an arithmetic number, because the mean of its divisors is an integer number (16893371580).

Almost surely, 2^67564104323 is an apocalyptic number.

67564104323 is a deficient number, since it is larger than the sum of its proper divisors (9381997).

67564104323 is an equidigital number, since it uses as much as digits as its factorization.

67564104323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9381996.

The product of its (nonzero) digits is 362880, while the sum is 41.

The spelling of 67564104323 in words is "sixty-seven billion, five hundred sixty-four million, one hundred four thousand, three hundred twenty-three".