85464066567 has 16 divisors (see below), whose sum is σ = 125809100928. Its totient is φ = 51172349280.

The previous prime is 85464066487. The next prime is 85464066593. The reversal of 85464066567 is 76566046458.

It is not a de Polignac number, because 85464066567 - 2¹⁶ = 85464001031 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85464066767) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15598588 + ... + 15604065.

It is an arithmetic number, because the mean of its divisors is an integer number (7863068808).

Almost surely, 2^85464066567 is an apocalyptic number.

85464066567 is a deficient number, since it is larger than the sum of its proper divisors (40345034361).

85464066567 is a wasteful number, since it uses less digits than its factorization.

85464066567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31202750.

The product of its (nonzero) digits is 29030400, while the sum is 57.

The spelling of 85464066567 in words is "eighty-five billion, four hundred sixty-four million, sixty-six thousand, five hundred sixty-seven".