80843377334808 has 256 divisors, whose sum is σ = 233784810455040. Its totient is φ = 23063102092800.

The previous prime is 80843377334807. The next prime is 80843377334891.

80843377334808 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80843377334807) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2132657791 + ... + 2132695697.

It is an arithmetic number, because the mean of its divisors is an integer number (913221915840).

Almost surely, 2^{80843377334808} is an apocalyptic number.

80843377334808 is a gapful number since it is divisible by the number (88) 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 80843377334808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116892405227520).

80843377334808 is an abundant number, since it is smaller than the sum of its proper divisors (152941433120232).

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

80843377334808 is a wasteful number, since it uses less digits than its factorization.

80843377334808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45038 (or 45034 counting only the distinct ones).

The product of its (nonzero) digits is 260112384, while the sum is 66.

The spelling of 80843377334808 in words is "eighty trillion, eight hundred forty-three billion, three hundred seventy-seven million, three hundred thirty-four thousand, eight hundred eight".