211417889020044 has 48 divisors (see below), whose sum is σ = 571504065312768. Its totient is φ = 59577643870848.

The previous prime is 211417889020021. The next prime is 211417889020049. The reversal of 211417889020044 is 440020988714112.

It is not an unprimeable number, because it can be changed into a prime (211417889020049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17238895452 + ... + 17238907715.

It is an arithmetic number, because the mean of its divisors is an integer number (11906334694016).

Almost surely, 2^{211417889020044} is an apocalyptic number.

It is an amenable number.

211417889020044 is an abundant number, since it is smaller than the sum of its proper divisors (360086176292724).

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

211417889020044 is a wasteful number, since it uses less digits than its factorization.

211417889020044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34477803254 (or 34477803252 counting only the distinct ones).

The product of its (nonzero) digits is 1032192, while the sum is 51.

The spelling of 211417889020044 in words is "two hundred eleven trillion, four hundred seventeen billion, eight hundred eighty-nine million, twenty thousand, forty-four".