16012665210 has 64 divisors (see below), whose sum is σ = 39421759104. Its totient is φ = 4160179200.

The previous prime is 16012665203. The next prime is 16012665223. The reversal of 16012665210 is 1256621061.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 927477 + ... + 944583.

It is an arithmetic number, because the mean of its divisors is an integer number (615964986).

Almost surely, 2^16012665210 is an apocalyptic number.

16012665210 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 16012665210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19710879552).

16012665210 is an abundant number, since it is smaller than the sum of its proper divisors (23409093894).

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

16012665210 is a wasteful number, since it uses less digits than its factorization.

16012665210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17919.

The product of its (nonzero) digits is 4320, while the sum is 30.

The spelling of 16012665210 in words is "sixteen billion, twelve million, six hundred sixty-five thousand, two hundred ten".