385871109004 has 24 divisors (see below), whose sum is σ = 693691304768. Its totient is φ = 187676092800.

The previous prime is 385871108969. The next prime is 385871109007. The reversal of 385871109004 is 400901178583.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (385871109007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 311437 + ... + 932059.

Almost surely, 2^385871109004 is an apocalyptic number.

It is an amenable number.

385871109004 is a deficient number, since it is larger than the sum of its proper divisors (307820195764).

385871109004 is a wasteful number, since it uses less digits than its factorization.

385871109004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 624865 (or 624863 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 46.

The spelling of 385871109004 in words is "three hundred eighty-five billion, eight hundred seventy-one million, one hundred nine thousand, four".