85867708155653 has 16 divisors (see below), whose sum is σ = 86381190297600. Its totient is φ = 85355260462080.

The previous prime is 85867708155643. The next prime is 85867708155679. The reversal of 85867708155653 is 35655180776858.

It is a cyclic number.

It is not a de Polignac number, because 85867708155653 - 2¹⁰ = 85867708154629 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 (85867708155643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1379746625 + ... + 1379808857.

It is an arithmetic number, because the mean of its divisors is an integer number (5398824393600).

Almost surely, 2^{85867708155653} is an apocalyptic number.

It is an amenable number.

85867708155653 is a deficient number, since it is larger than the sum of its proper divisors (513482141947).

85867708155653 is a wasteful number, since it uses less digits than its factorization.

85867708155653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70412.

The product of its (nonzero) digits is 1693440000, while the sum is 74.

The spelling of 85867708155653 in words is "eighty-five trillion, eight hundred sixty-seven billion, seven hundred eight million, one hundred fifty-five thousand, six hundred fifty-three".