86459954547 has 64 divisors (see below), whose sum is σ = 124288174080. Its totient is φ = 53362520064.

The previous prime is 86459954473. The next prime is 86459954549. The reversal of 86459954547 is 74545995468.

It is not a de Polignac number, because 86459954547 - 2²⁰ = 86458905971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86459954549) 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 63 ways as a sum of consecutive naturals, for example, 48654123 + ... + 48655899.

It is an arithmetic number, because the mean of its divisors is an integer number (1942002720).

Almost surely, 2^86459954547 is an apocalyptic number.

86459954547 is a gapful number since it is divisible by the number (87) formed by its first and last digit.

86459954547 is a deficient number, since it is larger than the sum of its proper divisors (37828219533).

86459954547 is a wasteful number, since it uses less digits than its factorization.

86459954547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2092.

The product of its digits is 217728000, while the sum is 66.

The spelling of 86459954547 in words is "eighty-six billion, four hundred fifty-nine million, nine hundred fifty-four thousand, five hundred forty-seven".