16368666210 has 48 divisors (see below), whose sum is σ = 45832268664. Its totient is φ = 4029209856.

The previous prime is 16368666203. The next prime is 16368666287. The reversal of 16368666210 is 1266686361.

16368666210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 11913504201 + 4455162009 = 109149^2 + 66747^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6993987 + ... + 6996326.

Almost surely, 2^16368666210 is an apocalyptic number.

16368666210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16368666210 is an abundant number, since it is smaller than the sum of its proper divisors (29463602454).

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

16368666210 is a wasteful number, since it uses less digits than its factorization.

16368666210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13990339 (or 13990336 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The spelling of 16368666210 in words is "sixteen billion, three hundred sixty-eight million, six hundred sixty-six thousand, two hundred ten".