384561184880 has 40 divisors (see below), whose sum is σ = 896541076032. Its totient is φ = 153405321984.

The previous prime is 384561184823. The next prime is 384561184957. The reversal of 384561184880 is 88481165483.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×384561184880² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6519707 + ... + 6578426.

Almost surely, 2^384561184880 is an apocalyptic number.

It is an amenable number.

384561184880 is an abundant number, since it is smaller than the sum of its proper divisors (511979891152).

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

384561184880 is a wasteful number, since it uses less digits than its factorization.

384561184880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13098513 (or 13098507 counting only the distinct ones).

The product of its (nonzero) digits is 5898240, while the sum is 56.

The spelling of 384561184880 in words is "three hundred eighty-four billion, five hundred sixty-one million, one hundred eighty-four thousand, eight hundred eighty".