230757505305 has 32 divisors (see below), whose sum is σ = 370539391104. Its totient is φ = 122629011456.

The previous prime is 230757505301. The next prime is 230757505327. The reversal of 230757505305 is 503505757032.

It is not a de Polignac number, because 230757505305 - 2² = 230757505301 is a prime.

It is a super-3 number, since 3×230757505305³ (a number of 35 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (230757505301) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4679337 + ... + 4728393.

It is an arithmetic number, because the mean of its divisors is an integer number (11579355972).

Almost surely, 2^230757505305 is an apocalyptic number.

It is an amenable number.

230757505305 is a deficient number, since it is larger than the sum of its proper divisors (139781885799).

230757505305 is a wasteful number, since it uses less digits than its factorization.

230757505305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50185.

The product of its (nonzero) digits is 551250, while the sum is 42.

The spelling of 230757505305 in words is "two hundred thirty billion, seven hundred fifty-seven million, five hundred five thousand, three hundred five".