212246746743 has 8 divisors (see below), whose sum is σ = 283287113856. Its totient is φ = 141352105400.

The previous prime is 212246746739. The next prime is 212246746759. The reversal of 212246746743 is 347647642212.

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

It is a cyclic number.

It is not a de Polignac number, because 212246746743 - 2² = 212246746739 is a prime.

It is a super-2 number, since 2×212246746743² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 212246746692 and 212246746701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212246746783) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36428043 + ... + 36433868.

It is an arithmetic number, because the mean of its divisors is an integer number (35410889232).

Almost surely, 2^212246746743 is an apocalyptic number.

212246746743 is a deficient number, since it is larger than the sum of its proper divisors (71040367113).

212246746743 is an equidigital number, since it uses as much as digits as its factorization.

212246746743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72862885.

The product of its digits is 2709504, while the sum is 48.

The spelling of 212246746743 in words is "two hundred twelve billion, two hundred forty-six million, seven hundred forty-six thousand, seven hundred forty-three".