85297368162241 has 16 divisors (see below), whose sum is σ = 85934165251984. Its totient is φ = 84661769597184.

The previous prime is 85297368162221. The next prime is 85297368162283. The reversal of 85297368162241 is 14226186379258.

It can be written as a sum of positive squares in 8 ways, for example, as 15589546689600 + 69707821472641 = 3948360^2 + 8349121^2 .

It is a cyclic number.

It is not a de Polignac number, because 85297368162241 - 2⁴⁵ = 50112996073409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85297368162221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3289130911 + ... + 3289156843.

It is an arithmetic number, because the mean of its divisors is an integer number (5370885328249).

Almost surely, 2^{85297368162241} is an apocalyptic number.

It is an amenable number.

85297368162241 is a deficient number, since it is larger than the sum of its proper divisors (636797089743).

85297368162241 is a wasteful number, since it uses less digits than its factorization.

85297368162241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48100.

The product of its digits is 69672960, while the sum is 64.

The spelling of 85297368162241 in words is "eighty-five trillion, two hundred ninety-seven billion, three hundred sixty-eight million, one hundred sixty-two thousand, two hundred forty-one".