385706486044 has 12 divisors (see below), whose sum is σ = 736348746168. Its totient is φ = 175321130000.

The previous prime is 385706486017. The next prime is 385706486047. The reversal of 385706486044 is 440684607583.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (385706486047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4383028207 + ... + 4383028294.

It is an arithmetic number, because the mean of its divisors is an integer number (61362395514).

Almost surely, 2^385706486044 is an apocalyptic number.

It is an amenable number.

385706486044 is a deficient number, since it is larger than the sum of its proper divisors (350642260124).

385706486044 is a wasteful number, since it uses less digits than its factorization.

385706486044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8766056516 (or 8766056514 counting only the distinct ones).

The product of its (nonzero) digits is 15482880, while the sum is 55.

The spelling of 385706486044 in words is "three hundred eighty-five billion, seven hundred six million, four hundred eighty-six thousand, forty-four".