212934487745 has 8 divisors (see below), whose sum is σ = 292024440384. Its totient is φ = 146012220144.

The previous prime is 212934487741. The next prime is 212934487763. The reversal of 212934487745 is 547784439212.

212934487745 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 212934487745 - 2² = 212934487741 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212934487741) 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 7 ways as a sum of consecutive naturals, for example, 3041921219 + ... + 3041921288.

It is an arithmetic number, because the mean of its divisors is an integer number (36503055048).

Almost surely, 2^212934487745 is an apocalyptic number.

It is an amenable number.

212934487745 is a deficient number, since it is larger than the sum of its proper divisors (79089952639).

212934487745 is an equidigital number, since it uses as much as digits as its factorization.

212934487745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6083842519.

The product of its digits is 13547520, while the sum is 56.

The spelling of 212934487745 in words is "two hundred twelve billion, nine hundred thirty-four million, four hundred eighty-seven thousand, seven hundred forty-five".