85837086720000 has 3780 divisors, whose sum is σ = 407791548820656. Its totient is φ = 17836277760000.

The previous prime is 85837086719977. The next prime is 85837086720029. The reversal of 85837086720000 is 2768073858.

85837086720000 is a `hidden beast` number, since 8 + 5 + 8 + 370 + 8 + 67 + 200 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (3780).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 179 ways as a sum of consecutive naturals, for example, 7803371519995 + ... + 7803371520005.

Almost surely, 2^{85837086720000} is an apocalyptic number.

85837086720000 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 85837086720000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (203895774410328).

85837086720000 is an abundant number, since it is smaller than the sum of its proper divisors (321954462100656).

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

85837086720000 is an frugal number, since it uses more digits than its factorization.

85837086720000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100 (or 28 counting only the distinct ones).

The product of its (nonzero) digits is 4515840, while the sum is 54.

The spelling of 85837086720000 in words is "eighty-five trillion, eight hundred thirty-seven billion, eighty-six million, seven hundred twenty thousand".