800707420880 has 120 divisors (see below), whose sum is σ = 1951296171552. Its totient is φ = 305510829568.

The previous prime is 800707420879. The next prime is 800707420889. The reversal of 800707420880 is 88024707008.

It is a happy number.

800707420880 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×800707420880² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (800707420889) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5512547 + ... + 5655933.

Almost surely, 2^800707420880 is an apocalyptic number.

800707420880 is a gapful number since it is divisible by the number (80) 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 800707420880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (975648085776).

800707420880 is an abundant number, since it is smaller than the sum of its proper divisors (1150588750672).

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

800707420880 is a wasteful number, since it uses less digits than its factorization.

800707420880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143541 (or 143506 counting only the distinct ones).

The product of its (nonzero) digits is 200704, while the sum is 44.

The spelling of 800707420880 in words is "eight hundred billion, seven hundred seven million, four hundred twenty thousand, eight hundred eighty".