385530485133 has 4 divisors (see below), whose sum is σ = 514040646848. Its totient is φ = 257020323420.

The previous prime is 385530485101. The next prime is 385530485159. The reversal of 385530485133 is 331584035583.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 331584035583 = 3 ⋅110528011861.

It is not a de Polignac number, because 385530485133 - 2⁵ = 385530485101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (385530485833) 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, 64255080853 + ... + 64255080858.

It is an arithmetic number, because the mean of its divisors is an integer number (128510161712).

Almost surely, 2^385530485133 is an apocalyptic number.

It is an amenable number.

385530485133 is a deficient number, since it is larger than the sum of its proper divisors (128510161715).

385530485133 is a wasteful number, since it uses less digits than its factorization.

385530485133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128510161714.

The product of its (nonzero) digits is 2592000, while the sum is 48.

The spelling of 385530485133 in words is "three hundred eighty-five billion, five hundred thirty million, four hundred eighty-five thousand, one hundred thirty-three".