385999999583 has 16 divisors (see below), whose sum is σ = 430212293280. Its totient is φ = 343389235200.

The previous prime is 385999999579. The next prime is 385999999589.

385999999583 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 385999999583 - 2² = 385999999579 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 385999999495 and 385999999504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (385999999589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1937408 + ... + 2127333.

It is an arithmetic number, because the mean of its divisors is an integer number (26888268330).

Almost surely, 2^385999999583 is an apocalyptic number.

385999999583 is a deficient number, since it is larger than the sum of its proper divisors (44212293697).

385999999583 is a wasteful number, since it uses less digits than its factorization.

385999999583 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4064938.

The product of its digits is 7652750400, while the sum is 86.

The spelling of 385999999583 in words is "three hundred eighty-five billion, nine hundred ninety-nine million, nine hundred ninety-nine thousand, five hundred eighty-three".