500358135385 has 4 divisors (see below), whose sum is σ = 600429762468. Its totient is φ = 400286508304.

The previous prime is 500358135383. The next prime is 500358135437. The reversal of 500358135385 is 583531853005.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 154289483209 + 346068652176 = 392797^2 + 588276^2 .

It is a cyclic number.

It is not a de Polignac number, because 500358135385 - 2¹ = 500358135383 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (500358135383) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50035813534 + ... + 50035813543.

It is an arithmetic number, because the mean of its divisors is an integer number (150107440617).

Almost surely, 2^500358135385 is an apocalyptic number.

It is an amenable number.

500358135385 is a deficient number, since it is larger than the sum of its proper divisors (100071627083).

500358135385 is a wasteful number, since it uses less digits than its factorization.

500358135385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100071627082.

The product of its (nonzero) digits is 1080000, while the sum is 46.

The spelling of 500358135385 in words is "five hundred billion, three hundred fifty-eight million, one hundred thirty-five thousand, three hundred eighty-five".