849598101061 has 4 divisors (see below), whose sum is σ = 855009554092. Its totient is φ = 844186648032.

The previous prime is 849598101049. The next prime is 849598101101. The reversal of 849598101061 is 160101895948.

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 147739528161 + 701858572900 = 384369^2 + 837770^2 .

It is a cyclic number.

It is not a de Polignac number, because 849598101061 - 2¹¹ = 849598099013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (849598101161) 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, 2705726280 + ... + 2705726593.

It is an arithmetic number, because the mean of its divisors is an integer number (213752388523).

Almost surely, 2^849598101061 is an apocalyptic number.

It is an amenable number.

849598101061 is a deficient number, since it is larger than the sum of its proper divisors (5411453031).

849598101061 is a wasteful number, since it uses less digits than its factorization.

849598101061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5411453030.

The product of its (nonzero) digits is 622080, while the sum is 52.

The spelling of 849598101061 in words is "eight hundred forty-nine billion, five hundred ninety-eight million, one hundred one thousand, sixty-one".