85480080 has 320 divisors, whose sum is σ = 332978688. Its totient is φ = 17694720.

The previous prime is 85480079. The next prime is 85480091. The reversal of 85480080 is 8008458.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1170924 + ... + 1170996.

Almost surely, 2^85480080 is an apocalyptic number.

85480080 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 85480080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166489344).

85480080 is an abundant number, since it is smaller than the sum of its proper divisors (247498608).

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

85480080 is a wasteful number, since it uses less digits than its factorization.

85480080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154 (or 148 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 33.

The square root of 85480080 is about 9245.5437914706. The cubic root of 85480080 is about 440.5091901266.

The spelling of 85480080 in words is "eighty-five million, four hundred eighty thousand, eighty".