212008273660 has 12 divisors (see below), whose sum is σ = 445217374728. Its totient is φ = 84803309456.

The previous prime is 212008273643. The next prime is 212008273679. The reversal of 212008273660 is 66372800212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5300206822 + ... + 5300206861.

It is an arithmetic number, because the mean of its divisors is an integer number (37101447894).

Almost surely, 2^212008273660 is an apocalyptic number.

212008273660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212008273660 is an abundant number, since it is smaller than the sum of its proper divisors (233209101068).

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

212008273660 is a wasteful number, since it uses less digits than its factorization.

212008273660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10600413692 (or 10600413690 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 37.

The spelling of 212008273660 in words is "two hundred twelve billion, eight million, two hundred seventy-three thousand, six hundred sixty".