16528726032 has 160 divisors (see below), whose sum is σ = 52647130368. Its totient is φ = 4351408128.

The previous prime is 16528725977. The next prime is 16528726043. The reversal of 16528726032 is 23062782561.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2674498 + ... + 2680670.

Almost surely, 2^16528726032 is an apocalyptic number.

16528726032 is a gapful number since it is divisible by the number (12) 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 16528726032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26323565184).

16528726032 is an abundant number, since it is smaller than the sum of its proper divisors (36118404336).

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

16528726032 is a wasteful number, since it uses less digits than its factorization.

16528726032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6817 (or 6811 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 42.

The spelling of 16528726032 in words is "sixteen billion, five hundred twenty-eight million, seven hundred twenty-six thousand, thirty-two".