305152303545250 has 128 divisors (see below), whose sum is σ = 657311614083072. Its totient is φ = 103909783262400.

The previous prime is 305152303545241. The next prime is 305152303545283. The reversal of 305152303545250 is 52545303251503.

It is a junction number, because it is equal to n+sod(n) for n = 305152303545197 and 305152303545206.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 412387099 + ... + 413126401.

It is an arithmetic number, because the mean of its divisors is an integer number (5135246985024).

Almost surely, 2^{305152303545250} is an apocalyptic number.

305152303545250 is an abundant number, since it is smaller than the sum of its proper divisors (352159310537822).

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

305152303545250 is a wasteful number, since it uses less digits than its factorization.

305152303545250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 740937 (or 740927 counting only the distinct ones).

The product of its (nonzero) digits is 1350000, while the sum is 43.

Adding to 305152303545250 its reverse (52545303251503), we get a palindrome (357697606796753).

The spelling of 305152303545250 in words is "three hundred five trillion, one hundred fifty-two billion, three hundred three million, five hundred forty-five thousand, two hundred fifty".