86543656049331 has 96 divisors (see below), whose sum is σ = 142799102584320. Its totient is φ = 50119592140800.

The previous prime is 86543656049327. The next prime is 86543656049339. The reversal of 86543656049331 is 13394065634568.

86543656049331 is a `hidden beast` number, since 8 + 6 + 5 + 4 + 36 + 560 + 4 + 9 + 3 + 31 = 666.

It is not a de Polignac number, because 86543656049331 - 2² = 86543656049327 is a prime.

It is a super-3 number, since 3×86543656049331³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (86543656049339) by changing a digit.

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 95 ways as a sum of consecutive naturals, for example, 249571075 + ... + 249917603.

It is an arithmetic number, because the mean of its divisors is an integer number (1487490651920).

Almost surely, 2^{86543656049331} is an apocalyptic number.

86543656049331 is a deficient number, since it is larger than the sum of its proper divisors (56255446534989).

86543656049331 is a wasteful number, since it uses less digits than its factorization.

86543656049331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348477 (or 348474 counting only the distinct ones).

The product of its (nonzero) digits is 167961600, while the sum is 63.

The spelling of 86543656049331 in words is "eighty-six trillion, five hundred forty-three billion, six hundred fifty-six million, forty-nine thousand, three hundred thirty-one".