855191692 has 6 divisors (see below), whose sum is σ = 1496585468. Its totient is φ = 427595844.

The previous prime is 855191683. The next prime is 855191707. The reversal of 855191692 is 296191558.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106898958 + ... + 106898965.

Almost surely, 2^855191692 is an apocalyptic number.

It is an amenable number.

855191692 is a deficient number, since it is larger than the sum of its proper divisors (641393776).

855191692 is a wasteful number, since it uses less digits than its factorization.

855191692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213797927 (or 213797925 counting only the distinct ones).

The product of its digits is 194400, while the sum is 46.

The square root of 855191692 is about 29243.6607147600. The cubic root of 855191692 is about 949.1929219231.

The spelling of 855191692 in words is "eight hundred fifty-five million, one hundred ninety-one thousand, six hundred ninety-two".