85877583145 has 16 divisors (see below), whose sum is σ = 104248166400. Its totient is φ = 67908219904.

The previous prime is 85877583137. The next prime is 85877583161. The reversal of 85877583145 is 54138577858.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 85877583145 - 2³ = 85877583137 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61464 + ... + 418966.

It is an arithmetic number, because the mean of its divisors is an integer number (6515510400).

Almost surely, 2^85877583145 is an apocalyptic number.

It is an amenable number.

85877583145 is a deficient number, since it is larger than the sum of its proper divisors (18370583255).

85877583145 is a wasteful number, since it uses less digits than its factorization.

85877583145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358064.

The product of its digits is 37632000, while the sum is 61.

The spelling of 85877583145 in words is "eighty-five billion, eight hundred seventy-seven million, five hundred eighty-three thousand, one hundred forty-five".