385273817673 has 16 divisors (see below), whose sum is σ = 536055238656. Its totient is φ = 245671725200.

The previous prime is 385273817657. The next prime is 385273817683. The reversal of 385273817673 is 376718372583.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 385273817673 - 2⁴ = 385273817657 is a prime.

It is not an unprimeable number, because it can be changed into a prime (385273817633) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1799686 + ... + 2002352.

It is an arithmetic number, because the mean of its divisors is an integer number (33503452416).

Almost surely, 2^385273817673 is an apocalyptic number.

It is an amenable number.

385273817673 is a deficient number, since it is larger than the sum of its proper divisors (150781420983).

385273817673 is a wasteful number, since it uses less digits than its factorization.

385273817673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230244.

The product of its digits is 35562240, while the sum is 60.

The spelling of 385273817673 in words is "three hundred eighty-five billion, two hundred seventy-three million, eight hundred seventeen thousand, six hundred seventy-three".