212356444532 has 12 divisors (see below), whose sum is σ = 371627874660. Its totient is φ = 106177051776.

The previous prime is 212356444501. The next prime is 212356444549. The reversal of 212356444532 is 235444653212.

212356444532 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 2 ways, for example, as 130728526096 + 81627918436 = 361564^2 + 285706^2 .

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 212356444532.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 212444 + ... + 685452.

It is an arithmetic number, because the mean of its divisors is an integer number (30968989555).

Almost surely, 2^212356444532 is an apocalyptic number.

It is an amenable number.

212356444532 is a deficient number, since it is larger than the sum of its proper divisors (159271430128).

212356444532 is a wasteful number, since it uses less digits than its factorization.

212356444532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 585250 (or 585248 counting only the distinct ones).

The product of its digits is 691200, while the sum is 41.

The spelling of 212356444532 in words is "two hundred twelve billion, three hundred fifty-six million, four hundred forty-four thousand, five hundred thirty-two".