612226061363 has 4 divisors (see below), whose sum is σ = 699686927280. Its totient is φ = 524765195448.

The previous prime is 612226061357. The next prime is 612226061387. The reversal of 612226061363 is 363160622216.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 612226061363 - 2⁶ = 612226061299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (612226061303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43730432948 + ... + 43730432961.

It is an arithmetic number, because the mean of its divisors is an integer number (174921731820).

Almost surely, 2^612226061363 is an apocalyptic number.

612226061363 is a deficient number, since it is larger than the sum of its proper divisors (87460865917).

612226061363 is an equidigital number, since it uses as much as digits as its factorization.

612226061363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87460865916.

The product of its (nonzero) digits is 93312, while the sum is 38.

Adding to 612226061363 its reverse (363160622216), we get a palindrome (975386683579).

The spelling of 612226061363 in words is "six hundred twelve billion, two hundred twenty-six million, sixty-one thousand, three hundred sixty-three".