83895352920 has 384 divisors, whose sum is σ = 308619642240. Its totient is φ = 19648020480.

The previous prime is 83895352913. The next prime is 83895352939. The reversal of 83895352920 is 2925359838.

83895352920 is a `hidden beast` number, since 8 + 3 + 8 + 95 + 3 + 529 + 20 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5763892 + ... + 5778428.

It is an arithmetic number, because the mean of its divisors is an integer number (803696985).

Almost surely, 2^83895352920 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 83895352920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (154309821120).

83895352920 is an abundant number, since it is smaller than the sum of its proper divisors (224724289320).

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

83895352920 is a wasteful number, since it uses less digits than its factorization.

83895352920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14635 (or 14628 counting only the distinct ones).

The product of its (nonzero) digits is 4665600, while the sum is 54.

The spelling of 83895352920 in words is "eighty-three billion, eight hundred ninety-five million, three hundred fifty-two thousand, nine hundred twenty".