85127413187 has 4 divisors (see below), whose sum is σ = 85739840760. Its totient is φ = 84514985616.

The previous prime is 85127413159. The next prime is 85127413199. The reversal of 85127413187 is 78131472158.

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

It is a cyclic number.

It is not a de Polignac number, because 85127413187 - 2¹⁶ = 85127347651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85127413157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 306213578 + ... + 306213855.

It is an arithmetic number, because the mean of its divisors is an integer number (21434960190).

Almost surely, 2^85127413187 is an apocalyptic number.

85127413187 is a deficient number, since it is larger than the sum of its proper divisors (612427573).

85127413187 is a wasteful number, since it uses less digits than its factorization.

85127413187 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612427572.

The product of its digits is 376320, while the sum is 47.

The spelling of 85127413187 in words is "eighty-five billion, one hundred twenty-seven million, four hundred thirteen thousand, one hundred eighty-seven".