85336437686 has 8 divisors (see below), whose sum is σ = 128111241864. Its totient is φ = 42632690400.

The previous prime is 85336437671. The next prime is 85336437709. The reversal of 85336437686 is 68673463358.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×85336437686² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17761220 + ... + 17766023.

It is an arithmetic number, because the mean of its divisors is an integer number (16013905233).

Almost surely, 2^85336437686 is an apocalyptic number.

85336437686 is a deficient number, since it is larger than the sum of its proper divisors (42774804178).

85336437686 is a wasteful number, since it uses less digits than its factorization.

85336437686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35528446.

The product of its digits is 52254720, while the sum is 59.

The spelling of 85336437686 in words is "eighty-five billion, three hundred thirty-six million, four hundred thirty-seven thousand, six hundred eighty-six".