85498210841 has 4 divisors (see below), whose sum is σ = 85499402292. Its totient is φ = 85497019392.

The previous prime is 85498210783. The next prime is 85498210859. The reversal of 85498210841 is 14801289458.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 49548534025 + 35949676816 = 222595^2 + 189604^2 .

It is a cyclic number.

It is not a de Polignac number, because 85498210841 - 2²² = 85494016537 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 85498210841.

It is not an unprimeable number, because it can be changed into a prime (85498210871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 480680 + ... + 634073.

It is an arithmetic number, because the mean of its divisors is an integer number (21374850573).

Almost surely, 2^85498210841 is an apocalyptic number.

It is an amenable number.

85498210841 is a deficient number, since it is larger than the sum of its proper divisors (1191451).

85498210841 is a wasteful number, since it uses less digits than its factorization.

85498210841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1191450.

The product of its (nonzero) digits is 737280, while the sum is 50.

The spelling of 85498210841 in words is "eighty-five billion, four hundred ninety-eight million, two hundred ten thousand, eight hundred forty-one".