385491074241 has 32 divisors (see below), whose sum is σ = 642042569728. Its totient is φ = 200301076800.

The previous prime is 385491074237. The next prime is 385491074261. The reversal of 385491074241 is 142470194583.

It is not a de Polignac number, because 385491074241 - 2² = 385491074237 is a prime.

It is not an unprimeable number, because it can be changed into a prime (385491074261) 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 31 ways as a sum of consecutive naturals, for example, 10519435 + ... + 10556016.

It is an arithmetic number, because the mean of its divisors is an integer number (20063830304).

Almost surely, 2^385491074241 is an apocalyptic number.

It is an amenable number.

385491074241 is a deficient number, since it is larger than the sum of its proper divisors (256551495487).

385491074241 is a wasteful number, since it uses less digits than its factorization.

385491074241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21075541.

The product of its (nonzero) digits is 967680, while the sum is 48.

The spelling of 385491074241 in words is "three hundred eighty-five billion, four hundred ninety-one million, seventy-four thousand, two hundred forty-one".