85606387838226 has 24 divisors (see below), whose sum is σ = 185534098711884. Its totient is φ = 28527217731360.

The previous prime is 85606387838197. The next prime is 85606387838287. The reversal of 85606387838226 is 62283878360658.

It is a happy number.

85606387838226 is a `hidden beast` number, since 8 + 5 + 606 + 3 + 8 + 7 + 8 + 3 + 8 + 2 + 2 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 65975737277025 + 19630650561201 = 8122545^2 + 4430649^2 .

It is a super-3 number, since 3×85606387838226³ (a number of 43 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 687009421 + ... + 687134016.

Almost surely, 2^{85606387838226} is an apocalyptic number.

85606387838226 is an abundant number, since it is smaller than the sum of its proper divisors (99927710873658).

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

85606387838226 is a wasteful number, since it uses less digits than its factorization.

85606387838226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1374146906 (or 1374146903 counting only the distinct ones).

The product of its (nonzero) digits is 1114767360, while the sum is 72.

The spelling of 85606387838226 in words is "eighty-five trillion, six hundred six billion, three hundred eighty-seven million, eight hundred thirty-eight thousand, two hundred twenty-six".