16000605220 has 24 divisors (see below), whose sum is σ = 33605486208. Its totient is φ = 6399439200.

The previous prime is 16000605217. The next prime is 16000605251. The reversal of 16000605220 is 2250600061.

It is a junction number, because it is equal to n+sod(n) for n = 16000605191 and 16000605200.

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 7 ways as a sum of consecutive naturals, for example, 128805 + ... + 220435.

It is an arithmetic number, because the mean of its divisors is an integer number (1400228592).

Almost surely, 2^16000605220 is an apocalyptic number.

16000605220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16000605220 is an abundant number, since it is smaller than the sum of its proper divisors (17604880988).

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

16000605220 is a wasteful number, since it uses less digits than its factorization.

16000605220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100371 (or 100369 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The spelling of 16000605220 in words is "sixteen billion, six hundred five thousand, two hundred twenty".