385018503384 has 64 divisors (see below), whose sum is σ = 978585804000. Its totient is φ = 126202014720.

The previous prime is 385018503371. The next prime is 385018503407. The reversal of 385018503384 is 483305810583.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5806932 + ... + 5872860.

Almost surely, 2^385018503384 is an apocalyptic number.

It is an amenable number.

385018503384 is an abundant number, since it is smaller than the sum of its proper divisors (593567300616).

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

385018503384 is a wasteful number, since it uses less digits than its factorization.

385018503384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69988 (or 69984 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 48.

The spelling of 385018503384 in words is "three hundred eighty-five billion, eighteen million, five hundred three thousand, three hundred eighty-four".