83800445776 has 80 divisors (see below), whose sum is σ = 173888870400. Its totient is φ = 39051500544.

The previous prime is 83800445759. The next prime is 83800445777. The reversal of 83800445776 is 67754400838.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83800445777) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1565665 + ... + 1618303.

It is an arithmetic number, because the mean of its divisors is an integer number (2173610880).

Almost surely, 2^83800445776 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 83800445776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86944435200).

83800445776 is an abundant number, since it is smaller than the sum of its proper divisors (90088424624).

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

83800445776 is a wasteful number, since it uses less digits than its factorization.

83800445776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52796 (or 52790 counting only the distinct ones).

The product of its (nonzero) digits is 4515840, while the sum is 52.

The spelling of 83800445776 in words is "eighty-three billion, eight hundred million, four hundred forty-five thousand, seven hundred seventy-six".