306226231356 has 72 divisors (see below), whose sum is σ = 747579597520. Its totient is φ = 97554403584.

The previous prime is 306226231319. The next prime is 306226231391. The reversal of 306226231356 is 653132622603.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 7680240 + ... + 7720008.

Almost surely, 2^306226231356 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 306226231356, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (373789798760).

306226231356 is an abundant number, since it is smaller than the sum of its proper divisors (441353366164).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

306226231356 is a wasteful number, since it uses less digits than its factorization.

306226231356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41035 (or 41010 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 39.

Adding to 306226231356 its reverse (653132622603), we get a palindrome (959358853959).

The spelling of 306226231356 in words is "three hundred six billion, two hundred twenty-six million, two hundred thirty-one thousand, three hundred fifty-six".