385709829324 has 12 divisors (see below), whose sum is σ = 899989601784. Its totient is φ = 128569943104.

The previous prime is 385709829293. The next prime is 385709829341. The reversal of 385709829324 is 423928907583.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16071242877 + ... + 16071242900.

It is an arithmetic number, because the mean of its divisors is an integer number (74999133482).

Almost surely, 2^385709829324 is an apocalyptic number.

It is an amenable number.

385709829324 is an abundant number, since it is smaller than the sum of its proper divisors (514279772460).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

385709829324 is a wasteful number, since it uses less digits than its factorization.

385709829324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32142485784 (or 32142485782 counting only the distinct ones).

The product of its (nonzero) digits is 26127360, while the sum is 60.

The spelling of 385709829324 in words is "three hundred eighty-five billion, seven hundred nine million, eight hundred twenty-nine thousand, three hundred twenty-four".