83928543552 has 224 divisors, whose sum is σ = 283421571840. Its totient is φ = 23857182720.

The previous prime is 83928543547. The next prime is 83928543577. The reversal of 83928543552 is 25534582938.

It is a happy number.

83928543552 is a `hidden beast` number, since 8 + 3 + 9 + 2 + 85 + 4 + 3 + 552 = 666.

It is a tau number, because it is divible by the number of its divisors (224).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2365302 + ... + 2400522.

Almost surely, 2^83928543552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 83928543552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (141710785920).

83928543552 is an abundant number, since it is smaller than the sum of its proper divisors (199493028288).

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

83928543552 is a wasteful number, since it uses less digits than its factorization.

83928543552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35446 (or 35430 counting only the distinct ones).

The product of its digits is 10368000, while the sum is 54.

The spelling of 83928543552 in words is "eighty-three billion, nine hundred twenty-eight million, five hundred forty-three thousand, five hundred fifty-two".