600400080 has 160 divisors (see below), whose sum is σ = 2363539200. Its totient is φ = 137230848.

The previous prime is 600400063. The next prime is 600400093. The reversal of 600400080 is 80004006.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4735 + ... + 34974.

It is an arithmetic number, because the mean of its divisors is an integer number (14772120).

Almost surely, 2^600400080 is an apocalyptic number.

600400080 is a gapful number since it is divisible by the number (60) 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 600400080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1181769600).

600400080 is an abundant number, since it is smaller than the sum of its proper divisors (1763139120).

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

600400080 is a wasteful number, since it uses less digits than its factorization.

600400080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39738 (or 39726 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 600400080 is about 24503.0626657159. The cubic root of 600400080 is about 843.6200906166.

Adding to 600400080 its reverse (80004006), we get a palindrome (680404086).

The spelling of 600400080 in words is "six hundred million, four hundred thousand, eighty".