16326563315 has 8 divisors (see below), whose sum is σ = 19734883200. Its totient is φ = 12965912512.

The previous prime is 16326563273. The next prime is 16326563321. The reversal of 16326563315 is 51336562361.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16326563315 - 2¹⁴ = 16326546931 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11916515 + ... + 11917884.

It is an arithmetic number, because the mean of its divisors is an integer number (2466860400).

Almost surely, 2^16326563315 is an apocalyptic number.

16326563315 is a deficient number, since it is larger than the sum of its proper divisors (3408319885).

16326563315 is a wasteful number, since it uses less digits than its factorization.

16326563315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23834541.

The product of its digits is 291600, while the sum is 41.

The spelling of 16326563315 in words is "sixteen billion, three hundred twenty-six million, five hundred sixty-three thousand, three hundred fifteen".