85585240405650 has 48 divisors (see below), whose sum is σ = 212252843725344. Its totient is φ = 22822575127680.

The previous prime is 85585240405627. The next prime is 85585240405657. The reversal of 85585240405650 is 5650404258558.

It is not an unprimeable number, because it can be changed into a prime (85585240405657) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21023269 + ... + 24761831.

It is an arithmetic number, because the mean of its divisors is an integer number (4421934244278).

Almost surely, 2^{85585240405650} is an apocalyptic number.

85585240405650 is an abundant number, since it is smaller than the sum of its proper divisors (126667603319694).

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

85585240405650 is a wasteful number, since it uses less digits than its factorization.

85585240405650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3891195 (or 3891190 counting only the distinct ones).

The product of its (nonzero) digits is 38400000, while the sum is 57.

The spelling of 85585240405650 in words is "eighty-five trillion, five hundred eighty-five billion, two hundred forty million, four hundred five thousand, six hundred fifty".