86081724705 has 64 divisors (see below), whose sum is σ = 148724398080. Its totient is φ = 42354364416.

The previous prime is 86081724667. The next prime is 86081724713. The reversal of 86081724705 is 50742718068.

It is not a de Polignac number, because 86081724705 - 2¹⁹ = 86081200417 is a prime.

It is a super-3 number, since 3×86081724705³ (a number of 34 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 18553776 + ... + 18558414.

It is an arithmetic number, because the mean of its divisors is an integer number (2323818720).

Almost surely, 2^86081724705 is an apocalyptic number.

86081724705 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

It is an amenable number.

86081724705 is a deficient number, since it is larger than the sum of its proper divisors (62642673375).

86081724705 is a wasteful number, since it uses less digits than its factorization.

86081724705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6090.

The product of its (nonzero) digits is 752640, while the sum is 48.

The spelling of 86081724705 in words is "eighty-six billion, eighty-one million, seven hundred twenty-four thousand, seven hundred five".