385341840552 has 32 divisors (see below), whose sum is σ = 964476136800. Its totient is φ = 128297742144.

The previous prime is 385341840551. The next prime is 385341840553. The reversal of 385341840552 is 255048143583.

It is an interprime number because it is at equal distance from previous prime (385341840551) and next prime (385341840553).

It is not an unprimeable number, because it can be changed into a prime (385341840551) 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 7 ways as a sum of consecutive naturals, for example, 9325083 + ... + 9366314.

It is an arithmetic number, because the mean of its divisors is an integer number (30139879275).

Almost surely, 2^385341840552 is an apocalyptic number.

It is an amenable number.

385341840552 is an abundant number, since it is smaller than the sum of its proper divisors (579134296248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

385341840552 is a wasteful number, since it uses less digits than its factorization.

385341840552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18692265 (or 18692261 counting only the distinct ones).

The product of its (nonzero) digits is 2304000, while the sum is 48.

The spelling of 385341840552 in words is "three hundred eighty-five billion, three hundred forty-one million, eight hundred forty thousand, five hundred fifty-two".