85603456000 has 176 divisors, whose sum is σ = 214591104000. Its totient is φ = 34076467200.

The previous prime is 85603455997. The next prime is 85603456069. The reversal of 85603456000 is 65430658.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28542501 + ... + 28545499.

Almost surely, 2^85603456000 is an apocalyptic number.

85603456000 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 85603456000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (107295552000).

85603456000 is an abundant number, since it is smaller than the sum of its proper divisors (128987648000).

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

85603456000 is a wasteful number, since it uses less digits than its factorization.

85603456000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3257 (or 3229 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 37.

Adding to 85603456000 its reverse (65430658), we get a palindrome (85668886658).

The spelling of 85603456000 in words is "eighty-five billion, six hundred three million, four hundred fifty-six thousand".