2005706662212 has 96 divisors (see below), whose sum is σ = 5407468222464. Its totient is φ = 571856243200.

The previous prime is 2005706662189. The next prime is 2005706662231. The reversal of 2005706662212 is 2122666075002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7020553 + ... + 7300655.

It is an arithmetic number, because the mean of its divisors is an integer number (56327793984).

Almost surely, 2^{2005706662212} is an apocalyptic number.

2005706662212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2005706662212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2703734111232).

2005706662212 is an abundant number, since it is smaller than the sum of its proper divisors (3401761560252).

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

2005706662212 is a wasteful number, since it uses less digits than its factorization.

2005706662212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283329 (or 283327 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 39.

The spelling of 2005706662212 in words is "two trillion, five billion, seven hundred six million, six hundred sixty-two thousand, two hundred twelve".