16315250563 has 8 divisors (see below), whose sum is σ = 16885511280. Its totient is φ = 15745500960.

The previous prime is 16315250527. The next prime is 16315250587. The reversal of 16315250563 is 36505251361.

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 16315250563 - 2⁹ = 16315250051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16315250363) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62245 + ... + 191062.

It is an arithmetic number, because the mean of its divisors is an integer number (2110688910).

Almost surely, 2^16315250563 is an apocalyptic number.

16315250563 is a deficient number, since it is larger than the sum of its proper divisors (570260717).

16315250563 is a wasteful number, since it uses less digits than its factorization.

16315250563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255557.

The product of its (nonzero) digits is 81000, while the sum is 37.

The spelling of 16315250563 in words is "sixteen billion, three hundred fifteen million, two hundred fifty thousand, five hundred sixty-three".