16340326626466 has 4 divisors (see below), whose sum is σ = 24510489939702. Its totient is φ = 8170163313232.

The previous prime is 16340326626439. The next prime is 16340326626499. The reversal of 16340326626466 is 66462662304361.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 14228579982241 + 2111746644225 = 3772079^2 + 1453185^2 .

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 as a sum of consecutive naturals, namely, 4085081656615 + ... + 4085081656618.

Almost surely, 2^{16340326626466} is an apocalyptic number.

16340326626466 is a deficient number, since it is larger than the sum of its proper divisors (8170163313236).

16340326626466 is an equidigital number, since it uses as much as digits as its factorization.

16340326626466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8170163313235.

The product of its (nonzero) digits is 26873856, while the sum is 55.

The spelling of 16340326626466 in words is "sixteen trillion, three hundred forty billion, three hundred twenty-six million, six hundred twenty-six thousand, four hundred sixty-six".