16494528960 has 1344 divisors, whose sum is σ = 75790592640. Its totient is φ = 3386105856.

The previous prime is 16494528943. The next prime is 16494529003. The reversal of 16494528960 is 6982549461.

16494528960 is a `hidden beast` number, since 16 + 49 + 4 + 528 + 9 + 60 = 666.

It is a tau number, because it is divible by the number of its divisors (1344).

It is a super-2 number, since 2×16494528960² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 16494528897 and 16494528906.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 445798062 + ... + 445798098.

It is an arithmetic number, because the mean of its divisors is an integer number (56391810).

Almost surely, 2^16494528960 is an apocalyptic number.

16494528960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16494528960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37895296320).

16494528960 is an abundant number, since it is smaller than the sum of its proper divisors (59296063680).

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

16494528960 is an equidigital number, since it uses as much as digits as its factorization.

16494528960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102 (or 67 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 54.

The spelling of 16494528960 in words is "sixteen billion, four hundred ninety-four million, five hundred twenty-eight thousand, nine hundred sixty".