384194533632 has 432 divisors, whose sum is σ = 1348407668160. Its totient is φ = 95990759424.

The previous prime is 384194533631. The next prime is 384194533661. The reversal of 384194533632 is 236335491483.

It is a super-2 number, since 2×384194533632² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (384194533631) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9274438 + ... + 9315770.

Almost surely, 2^384194533632 is an apocalyptic number.

384194533632 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 384194533632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (674203834080).

384194533632 is an abundant number, since it is smaller than the sum of its proper divisors (964213134528).

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

384194533632 is a wasteful number, since it uses less digits than its factorization.

384194533632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41398 (or 41377 counting only the distinct ones).

The product of its digits is 5598720, while the sum is 51.

The spelling of 384194533632 in words is "three hundred eighty-four billion, one hundred ninety-four million, five hundred thirty-three thousand, six hundred thirty-two".