85461678268 has 6 divisors (see below), whose sum is σ = 149557936976. Its totient is φ = 42730839132.

The previous prime is 85461678221. The next prime is 85461678271. The reversal of 85461678268 is 86287616458.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10682709780 + ... + 10682709787.

Almost surely, 2^85461678268 is an apocalyptic number.

It is an amenable number.

85461678268 is a deficient number, since it is larger than the sum of its proper divisors (64096258708).

85461678268 is a wasteful number, since it uses less digits than its factorization.

85461678268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21365419571 (or 21365419569 counting only the distinct ones).

The product of its digits is 30965760, while the sum is 61.

The spelling of 85461678268 in words is "eighty-five billion, four hundred sixty-one million, six hundred seventy-eight thousand, two hundred sixty-eight".