85862461455145 has 4 divisors (see below), whose sum is σ = 103034953746180. Its totient is φ = 68689969164112.

The previous prime is 85862461455119. The next prime is 85862461455151. The reversal of 85862461455145 is 54155416426858.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8893212658201 + 76969248796944 = 2982149^2 + 8773212^2 .

It is a cyclic number.

It is not a de Polignac number, because 85862461455145 - 2³⁷ = 85725022501673 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8586246145510 + ... + 8586246145519.

It is an arithmetic number, because the mean of its divisors is an integer number (25758738436545).

Almost surely, 2^{85862461455145} is an apocalyptic number.

It is an amenable number.

85862461455145 is a deficient number, since it is larger than the sum of its proper divisors (17172492291035).

85862461455145 is a wasteful number, since it uses less digits than its factorization.

85862461455145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17172492291034.

The product of its digits is 184320000, while the sum is 64.

The spelling of 85862461455145 in words is "eighty-five trillion, eight hundred sixty-two billion, four hundred sixty-one million, four hundred fifty-five thousand, one hundred forty-five".