85502997422976 has 512 divisors, whose sum is σ = 280475467776000. Its totient is φ = 22531786260480.

The previous prime is 85502997422959. The next prime is 85502997423073. The reversal of 85502997422976 is 67922479920558.

It is a junction number, because it is equal to n+sod(n) for n = 85502997422898 and 85502997422907.

It is a congruent number.

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, 1002960385 + ... + 1003045631.

It is an arithmetic number, because the mean of its divisors is an integer number (547803648000).

Almost surely, 2^{85502997422976} 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 85502997422976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (140237733888000).

85502997422976 is an abundant number, since it is smaller than the sum of its proper divisors (194972470353024).

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

85502997422976 is a wasteful number, since it uses less digits than its factorization.

85502997422976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85810 (or 85798 counting only the distinct ones).

The product of its (nonzero) digits is 1371686400, while the sum is 75.

The spelling of 85502997422976 in words is "eighty-five trillion, five hundred two billion, nine hundred ninety-seven million, four hundred twenty-two thousand, nine hundred seventy-six".