80807854858128 has 160 divisors (see below), whose sum is σ = 234620938656000. Its totient is φ = 26626539884544.

The previous prime is 80807854858109. The next prime is 80807854858183. The reversal of 80807854858128 is 82185845870808.

80807854858128 is a `hidden beast` number, since 8 + 0 + 8 + 0 + 7 + 8 + 548 + 58 + 1 + 28 = 666.

It is a super-2 number, since 2×80807854858128² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (72).

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, 23154048 + ... + 26414496.

It is an arithmetic number, because the mean of its divisors is an integer number (1466380866600).

Almost surely, 2^{80807854858128} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 80807854858128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (117310469328000).

80807854858128 is an abundant number, since it is smaller than the sum of its proper divisors (153813083797872).

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

80807854858128 is a wasteful number, since it uses less digits than its factorization.

80807854858128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3261126 (or 3261114 counting only the distinct ones).

The product of its (nonzero) digits is 367001600, while the sum is 72.

The spelling of 80807854858128 in words is "eighty trillion, eight hundred seven billion, eight hundred fifty-four million, eight hundred fifty-eight thousand, one hundred twenty-eight".