86611086940648 has 16 divisors (see below), whose sum is σ = 164220459790500. Its totient is φ = 42818964329856.

The previous prime is 86611086940639. The next prime is 86611086940691. The reversal of 86611086940648 is 84604968011668.

It can be written as a sum of positive squares in 2 ways, for example, as 68769569878564 + 17841517062084 = 8292742^2 + 4223922^2 .

It is a super-3 number, since 3×86611086940648³ (a number of 43 digits) contains 333 as substring.

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, 60822391803 + ... + 60822393226.

Almost surely, 2^{86611086940648} is an apocalyptic number.

It is an amenable number.

86611086940648 is a deficient number, since it is larger than the sum of its proper divisors (77609372849852).

86611086940648 is a wasteful number, since it uses less digits than its factorization.

86611086940648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121644785124 (or 121644785120 counting only the distinct ones).

The product of its (nonzero) digits is 95551488, while the sum is 67.

The spelling of 86611086940648 in words is "eighty-six trillion, six hundred eleven billion, eighty-six million, nine hundred forty thousand, six hundred forty-eight".