85530885878 has 8 divisors (see below), whose sum is σ = 128331556968. Its totient is φ = 42753700224.

The previous prime is 85530885857. The next prime is 85530885893. The reversal of 85530885878 is 87858803558.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 5862251 + ... + 5876822.

It is an arithmetic number, because the mean of its divisors is an integer number (16041444621).

Almost surely, 2^85530885878 is an apocalyptic number.

85530885878 is a deficient number, since it is larger than the sum of its proper divisors (42800671090).

85530885878 is a wasteful number, since it uses less digits than its factorization.

85530885878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11742718.

The product of its (nonzero) digits is 86016000, while the sum is 65.

The spelling of 85530885878 in words is "eighty-five billion, five hundred thirty million, eight hundred eighty-five thousand, eight hundred seventy-eight".