85865323225067 has 4 divisors (see below), whose sum is σ = 89598598147920. Its totient is φ = 82132048302216.

The previous prime is 85865323225037. The next prime is 85865323225081. The reversal of 85865323225067 is 76052232356858.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 85865323225067 - 2³⁴ = 85848143355883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85865323225037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1866637461392 + ... + 1866637461437.

It is an arithmetic number, because the mean of its divisors is an integer number (22399649536980).

Almost surely, 2^{85865323225067} is an apocalyptic number.

85865323225067 is a deficient number, since it is larger than the sum of its proper divisors (3733274922853).

85865323225067 is a wasteful number, since it uses less digits than its factorization.

85865323225067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3733274922852.

The product of its (nonzero) digits is 145152000, while the sum is 62.

The spelling of 85865323225067 in words is "eighty-five trillion, eight hundred sixty-five billion, three hundred twenty-three million, two hundred twenty-five thousand, sixty-seven".