212052061563 has 16 divisors (see below), whose sum is σ = 290416858656. Its totient is φ = 137528686080.

The previous prime is 212052061549. The next prime is 212052061591. The reversal of 212052061563 is 365160250212.

It is not a de Polignac number, because 212052061563 - 2⁶ = 212052061499 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212052063563) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 720595 + ... + 971267.

It is an arithmetic number, because the mean of its divisors is an integer number (18151053666).

Almost surely, 2^212052061563 is an apocalyptic number.

212052061563 is a deficient number, since it is larger than the sum of its proper divisors (78364797093).

212052061563 is a wasteful number, since it uses less digits than its factorization.

212052061563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258334.

The product of its (nonzero) digits is 21600, while the sum is 33.

The spelling of 212052061563 in words is "two hundred twelve billion, fifty-two million, sixty-one thousand, five hundred sixty-three".