385076923585 has 4 divisors (see below), whose sum is σ = 462092308308. Its totient is φ = 308061538864.

The previous prime is 385076923573. The next prime is 385076923589. The reversal of 385076923585 is 585329670583.

It is a happy number.

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 235645197489 + 149431726096 = 485433^2 + 386564^2 .

It is a cyclic number.

It is not a de Polignac number, because 385076923585 - 2¹³ = 385076915393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (385076923589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38507692354 + ... + 38507692363.

It is an arithmetic number, because the mean of its divisors is an integer number (115523077077).

Almost surely, 2^385076923585 is an apocalyptic number.

It is an amenable number.

385076923585 is a deficient number, since it is larger than the sum of its proper divisors (77015384723).

385076923585 is an equidigital number, since it uses as much as digits as its factorization.

385076923585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77015384722.

The product of its (nonzero) digits is 54432000, while the sum is 61.

The spelling of 385076923585 in words is "three hundred eighty-five billion, seventy-six million, nine hundred twenty-three thousand, five hundred eighty-five".