16563828750 has 80 divisors (see below), whose sum is σ = 47310155904. Its totient is φ = 3786012000.

The previous prime is 16563828727. The next prime is 16563828751. The reversal of 16563828750 is 5782836561.

It is a happy number.

It is a super-3 number, since 3×16563828750³ (a number of 32 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16563828693 and 16563828702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16563828751) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 289252 + ... + 341751.

Almost surely, 2^16563828750 is an apocalyptic number.

16563828750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16563828750 is an abundant number, since it is smaller than the sum of its proper divisors (30746327154).

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

16563828750 is an equidigital number, since it uses as much as digits as its factorization.

16563828750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 631035 (or 631020 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 51.

The spelling of 16563828750 in words is "sixteen billion, five hundred sixty-three million, eight hundred twenty-eight thousand, seven hundred fifty".