85867563261415 has 32 divisors (see below), whose sum is σ = 111260455891200. Its totient is φ = 63242586402816.

The previous prime is 85867563261287. The next prime is 85867563261451. The reversal of 85867563261415 is 51416236576858.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 85867563261415 - 2⁷ = 85867563261287 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39371874 + ... + 41495536.

It is an arithmetic number, because the mean of its divisors is an integer number (3476889246600).

Almost surely, 2^{85867563261415} is an apocalyptic number.

85867563261415 is a deficient number, since it is larger than the sum of its proper divisors (25392892629785).

85867563261415 is a wasteful number, since it uses less digits than its factorization.

85867563261415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2125323.

The product of its digits is 290304000, while the sum is 67.

The spelling of 85867563261415 in words is "eighty-five trillion, eight hundred sixty-seven billion, five hundred sixty-three million, two hundred sixty-one thousand, four hundred fifteen".