306233528120 has 128 divisors (see below), whose sum is σ = 748440000000. Its totient is φ = 112095459840.

The previous prime is 306233528113. The next prime is 306233528131. The reversal of 306233528120 is 21825332603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 102110381 + ... + 102113379.

It is an arithmetic number, because the mean of its divisors is an integer number (5847187500).

Almost surely, 2^306233528120 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 306233528120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (374220000000).

306233528120 is an abundant number, since it is smaller than the sum of its proper divisors (442206471880).

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

306233528120 is a wasteful number, since it uses less digits than its factorization.

306233528120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4653 (or 4649 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 35.

The spelling of 306233528120 in words is "three hundred six billion, two hundred thirty-three million, five hundred twenty-eight thousand, one hundred twenty".