83426860185 has 16 divisors (see below), whose sum is σ = 137090625216. Its totient is φ = 43291775808.

The previous prime is 83426860159. The next prime is 83426860199. The reversal of 83426860185 is 58106862438.

It is a happy number.

It is not a de Polignac number, because 83426860185 - 2⁹ = 83426859673 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75158779 + ... + 75159888.

It is an arithmetic number, because the mean of its divisors is an integer number (8568164076).

Almost surely, 2^83426860185 is an apocalyptic number.

It is an amenable number.

83426860185 is a deficient number, since it is larger than the sum of its proper divisors (53663765031).

83426860185 is a wasteful number, since it uses less digits than its factorization.

83426860185 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150318712.

The product of its (nonzero) digits is 2211840, while the sum is 51.

It can be divided in two parts, 834268 and 60185, that added together give a triangular number (894453 = T₁₃₃₇).

The spelling of 83426860185 in words is "eighty-three billion, four hundred twenty-six million, eight hundred sixty thousand, one hundred eighty-five".