16275748128 has 48 divisors (see below), whose sum is σ = 42789430656. Its totient is φ = 5416920320.

The previous prime is 16275748127. The next prime is 16275748163. The reversal of 16275748128 is 82184757261.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (16275748127) 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, 67128 + ... + 192503.

It is an arithmetic number, because the mean of its divisors is an integer number (891446472).

Almost surely, 2^16275748128 is an apocalyptic number.

It is an amenable number.

16275748128 is an abundant number, since it is smaller than the sum of its proper divisors (26513682528).

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

16275748128 is a wasteful number, since it uses less digits than its factorization.

16275748128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260297 (or 260289 counting only the distinct ones).

The product of its digits is 1505280, while the sum is 51.

The spelling of 16275748128 in words is "sixteen billion, two hundred seventy-five million, seven hundred forty-eight thousand, one hundred twenty-eight".