212895742773 has 24 divisors (see below), whose sum is σ = 333291700512. Its totient is φ = 120517741344.

The previous prime is 212895742699. The next prime is 212895742799. The reversal of 212895742773 is 377247598212.

212895742773 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 212895742773 - 2¹² = 212895738677 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212895746773) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 6751890 + ... + 6783347.

It is an arithmetic number, because the mean of its divisors is an integer number (13887154188).

Almost surely, 2^212895742773 is an apocalyptic number.

It is an amenable number.

212895742773 is a deficient number, since it is larger than the sum of its proper divisors (120395957739).

212895742773 is a wasteful number, since it uses less digits than its factorization.

212895742773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13535361 (or 13535354 counting only the distinct ones).

The product of its digits is 11854080, while the sum is 57.

The spelling of 212895742773 in words is "two hundred twelve billion, eight hundred ninety-five million, seven hundred forty-two thousand, seven hundred seventy-three".