85021223473296 has 120 divisors (see below), whose sum is σ = 260705876583360. Its totient is φ = 25651500422400.

The previous prime is 85021223473279. The next prime is 85021223473337. The reversal of 85021223473296 is 69237432212058.

85021223473296 is a `hidden beast` number, since 8 + 5 + 0 + 2 + 1 + 2 + 2 + 347 + 3 + 296 = 666.

It is a super-2 number, since 2×85021223473296² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 116831620 + ... + 117557091.

It is an arithmetic number, because the mean of its divisors is an integer number (2172548971528).

It is a 1-persistent number, because it is pandigital, but 2⋅85021223473296 = 170042446946592 is not.

Almost surely, 2^{85021223473296} is an apocalyptic number.

It is an amenable number.

85021223473296 is an abundant number, since it is smaller than the sum of its proper divisors (175684653110064).

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

85021223473296 is a wasteful number, since it uses less digits than its factorization.

85021223473296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234388965 (or 234388956 counting only the distinct ones).

The product of its (nonzero) digits is 8709120, while the sum is 54.

The spelling of 85021223473296 in words is "eighty-five trillion, twenty-one billion, two hundred twenty-three million, four hundred seventy-three thousand, two hundred ninety-six".