86275021585 has 16 divisors (see below), whose sum is σ = 109245179520. Its totient is φ = 65277351040.

The previous prime is 86275021549. The next prime is 86275021589. The reversal of 86275021585 is 58512057268.

It is not a de Polignac number, because 86275021585 - 2¹⁵ = 86274988817 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86275021589) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4204471 + ... + 4224940.

It is an arithmetic number, because the mean of its divisors is an integer number (6827823720).

Almost surely, 2^86275021585 is an apocalyptic number.

It is an amenable number.

86275021585 is a deficient number, since it is larger than the sum of its proper divisors (22970157935).

86275021585 is a wasteful number, since it uses less digits than its factorization.

86275021585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8429528.

The product of its (nonzero) digits is 1344000, while the sum is 49.

The spelling of 86275021585 in words is "eighty-six billion, two hundred seventy-five million, twenty-one thousand, five hundred eighty-five".