384660866500 has 48 divisors (see below), whose sum is σ = 876625416576. Its totient is φ = 147174588000.

The previous prime is 384660866489. The next prime is 384660866501. The reversal of 384660866500 is 5668066483.

It is not an unprimeable number, because it can be changed into a prime (384660866501) 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, 16712886 + ... + 16735885.

It is an arithmetic number, because the mean of its divisors is an integer number (18263029512).

Almost surely, 2^384660866500 is an apocalyptic number.

It is an amenable number.

384660866500 is an abundant number, since it is smaller than the sum of its proper divisors (491964550076).

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

384660866500 is a wasteful number, since it uses less digits than its factorization.

384660866500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33448813 (or 33448801 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 52.

The spelling of 384660866500 in words is "three hundred eighty-four billion, six hundred sixty million, eight hundred sixty-six thousand, five hundred".