85207141856 has 24 divisors (see below), whose sum is σ = 167858712000. Its totient is φ = 42576357888.

The previous prime is 85207141853. The next prime is 85207141867. The reversal of 85207141856 is 65814170258.

It is a self number, because there is not a number n which added to its sum of digits gives 85207141856.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85207141853) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 799481 + ... + 899768.

It is an arithmetic number, because the mean of its divisors is an integer number (6994113000).

Almost surely, 2^85207141856 is an apocalyptic number.

It is an amenable number.

85207141856 is a deficient number, since it is larger than the sum of its proper divisors (82651570144).

85207141856 is a wasteful number, since it uses less digits than its factorization.

85207141856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1700826 (or 1700818 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 47.

The spelling of 85207141856 in words is "eighty-five billion, two hundred seven million, one hundred forty-one thousand, eight hundred fifty-six".