85811071216364 has 48 divisors (see below), whose sum is σ = 163674621341280. Its totient is φ = 39126669826560.

The previous prime is 85811071216363. The next prime is 85811071216369. The reversal of 85811071216364 is 46361217011858.

It is not an unprimeable number, because it can be changed into a prime (85811071216363) 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, 139708922 + ... + 140321790.

It is an arithmetic number, because the mean of its divisors is an integer number (3409887944610).

Almost surely, 2^{85811071216364} is an apocalyptic number.

It is an amenable number.

85811071216364 is a deficient number, since it is larger than the sum of its proper divisors (77863550124916).

85811071216364 is a wasteful number, since it uses less digits than its factorization.

85811071216364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 645410 (or 645408 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 53.

The spelling of 85811071216364 in words is "eighty-five trillion, eight hundred eleven billion, seventy-one million, two hundred sixteen thousand, three hundred sixty-four".