16322561010 has 144 divisors (see below), whose sum is σ = 49440658176. Its totient is φ = 3725338176.

The previous prime is 16322560951. The next prime is 16322561023. The reversal of 16322561010 is 1016522361.

16322561010 is a `hidden beast` number, since 1 + 6 + 32 + 2 + 5 + 610 + 10 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 3468319 + ... + 3473021.

It is an arithmetic number, because the mean of its divisors is an integer number (343337904).

Almost surely, 2^16322561010 is an apocalyptic number.

16322561010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 16322561010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24720329088).

16322561010 is an abundant number, since it is smaller than the sum of its proper divisors (33118097166).

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

16322561010 is a wasteful number, since it uses less digits than its factorization.

16322561010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5517 (or 5507 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The spelling of 16322561010 in words is "sixteen billion, three hundred twenty-two million, five hundred sixty-one thousand, ten".