565000016 has 20 divisors (see below), whose sum is σ = 1251071712. Its totient is φ = 242142816.

The previous prime is 565000003. The next prime is 565000031. The reversal of 565000016 is 610000565.

It is a junction number, because it is equal to n+sod(n) for n = 564999955 and 565000000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2522210 + ... + 2522433.

Almost surely, 2^565000016 is an apocalyptic number.

565000016 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

565000016 is an abundant number, since it is smaller than the sum of its proper divisors (686071696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

565000016 is a wasteful number, since it uses less digits than its factorization.

565000016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5044658 (or 5044652 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 565000016 is about 23769.7289845720. The cubic root of 565000016 is about 826.7029487486.

The spelling of 565000016 in words is "five hundred sixty-five million, sixteen", and thus it is an aban number.