385065869049 has 48 divisors (see below), whose sum is σ = 567368465664. Its totient is φ = 251623065600.

The previous prime is 385065869029. The next prime is 385065869063. The reversal of 385065869049 is 940968560583.

385065869049 is a `hidden beast` number, since 3 + 8 + 5 + 0 + 6 + 586 + 9 + 0 + 49 = 666.

It is not a de Polignac number, because 385065869049 - 2⁷ = 385065868921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (385065869029) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 37303809 + ... + 37314129.

It is an arithmetic number, because the mean of its divisors is an integer number (11820176368).

Almost surely, 2^385065869049 is an apocalyptic number.

It is an amenable number.

385065869049 is a deficient number, since it is larger than the sum of its proper divisors (182302596615).

385065869049 is a wasteful number, since it uses less digits than its factorization.

385065869049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10838 (or 10835 counting only the distinct ones).

The product of its (nonzero) digits is 55987200, while the sum is 63.

The spelling of 385065869049 in words is "three hundred eighty-five billion, sixty-five million, eight hundred sixty-nine thousand, forty-nine".