4581685345 has 8 divisors (see below), whose sum is σ = 5503576320. Its totient is φ = 3661645680.

The previous prime is 4581685333. The next prime is 4581685369. The reversal of 4581685345 is 5435861854.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4581685345 - 2¹⁷ = 4581554273 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 457375 + ... + 467284.

It is an arithmetic number, because the mean of its divisors is an integer number (687947040).

Almost surely, 2^4581685345 is an apocalyptic number.

It is an amenable number.

4581685345 is a deficient number, since it is larger than the sum of its proper divisors (921890975).

4581685345 is an equidigital number, since it uses as much as digits as its factorization.

4581685345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 925655.

The product of its digits is 2304000, while the sum is 49.

The square root of 4581685345 is about 67688.1477438997. The cubic root of 4581685345 is about 1660.8933770790.

The spelling of 4581685345 in words is "four billion, five hundred eighty-one million, six hundred eighty-five thousand, three hundred forty-five".