19326064315 has 4 divisors (see below), whose sum is σ = 23191277184. Its totient is φ = 15460851448.

The previous prime is 19326064283. The next prime is 19326064327. The reversal of 19326064315 is 51346062391.

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 19326064315 - 2⁵ = 19326064283 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1932606427 + ... + 1932606436.

It is an arithmetic number, because the mean of its divisors is an integer number (5797819296).

Almost surely, 2^19326064315 is an apocalyptic number.

19326064315 is a deficient number, since it is larger than the sum of its proper divisors (3865212869).

19326064315 is an equidigital number, since it uses as much as digits as its factorization.

19326064315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3865212868.

The product of its (nonzero) digits is 116640, while the sum is 40.

The spelling of 19326064315 in words is "nineteen billion, three hundred twenty-six million, sixty-four thousand, three hundred fifteen".