83367447408 has 120 divisors (see below), whose sum is σ = 267068112896. Its totient is φ = 23781340800.

The previous prime is 83367447389. The next prime is 83367447413. The reversal of 83367447408 is 80474476338.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 570513 + ... + 701583.

Almost surely, 2^83367447408 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 83367447408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (133534056448).

83367447408 is an abundant number, since it is smaller than the sum of its proper divisors (183700665488).

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

83367447408 is a wasteful number, since it uses less digits than its factorization.

83367447408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131723 (or 131714 counting only the distinct ones).

The product of its (nonzero) digits is 10838016, while the sum is 54.

The spelling of 83367447408 in words is "eighty-three billion, three hundred sixty-seven million, four hundred forty-seven thousand, four hundred eight".