212345748059 has 4 divisors (see below), whose sum is σ = 212349592416. Its totient is φ = 212341903704.

The previous prime is 212345748053. The next prime is 212345748077. The reversal of 212345748059 is 950847543212.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212345748059 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 212345747998 and 212345748016.

It is not an unprimeable number, because it can be changed into a prime (212345748053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1838099 + ... + 1950204.

It is an arithmetic number, because the mean of its divisors is an integer number (53087398104).

Almost surely, 2^212345748059 is an apocalyptic number.

212345748059 is a deficient number, since it is larger than the sum of its proper divisors (3844357).

212345748059 is an equidigital number, since it uses as much as digits as its factorization.

212345748059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3844356.

The product of its (nonzero) digits is 2419200, while the sum is 50.

The spelling of 212345748059 in words is "two hundred twelve billion, three hundred forty-five million, seven hundred forty-eight thousand, fifty-nine".