86585829794 has 16 divisors (see below), whose sum is σ = 133472687928. Its totient is φ = 42096402432.

The previous prime is 86585829793. The next prime is 86585829809. The reversal of 86585829794 is 49792858568.

It can be written as a sum of positive squares in 4 ways, for example, as 83518110025 + 3067719769 = 288995^2 + 55387^2 .

It is a super-2 number, since 2×86585829794² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (86585829791) 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 7 ways as a sum of consecutive naturals, for example, 248159 + ... + 484514.

Almost surely, 2^86585829794 is an apocalyptic number.

86585829794 is a deficient number, since it is larger than the sum of its proper divisors (46886858134).

86585829794 is a wasteful number, since it uses less digits than its factorization.

86585829794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 734309.

The product of its digits is 348364800, while the sum is 71.

The spelling of 86585829794 in words is "eighty-six billion, five hundred eighty-five million, eight hundred twenty-nine thousand, seven hundred ninety-four".