16575027648 has 112 divisors (see below), whose sum is σ = 46537839360. Its totient is φ = 5195137024.

The previous prime is 16575027613. The next prime is 16575027649. The reversal of 16575027648 is 84672057561.

It is a self number, because there is not a number n which added to its sum of digits gives 16575027648.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16575027649) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 228736 + ... + 292352.

Almost surely, 2^16575027648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16575027648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23268919680).

16575027648 is an abundant number, since it is smaller than the sum of its proper divisors (29962811712).

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

16575027648 is a wasteful number, since it uses less digits than its factorization.

16575027648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63714 (or 63704 counting only the distinct ones).

The product of its (nonzero) digits is 2822400, while the sum is 51.

The spelling of 16575027648 in words is "sixteen billion, five hundred seventy-five million, twenty-seven thousand, six hundred forty-eight".