855955834396 has 24 divisors (see below), whose sum is σ = 1620253933200. Its totient is φ = 393316196352.

The previous prime is 855955834351. The next prime is 855955834457. The reversal of 855955834396 is 693438559558.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36245221 + ... + 36268828.

It is an arithmetic number, because the mean of its divisors is an integer number (67510580550).

Almost surely, 2^855955834396 is an apocalyptic number.

It is an amenable number.

855955834396 is a deficient number, since it is larger than the sum of its proper divisors (764298098804).

855955834396 is a wasteful number, since it uses less digits than its factorization.

855955834396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72514293 (or 72514291 counting only the distinct ones).

The product of its digits is 699840000, while the sum is 70.

The spelling of 855955834396 in words is "eight hundred fifty-five billion, nine hundred fifty-five million, eight hundred thirty-four thousand, three hundred ninety-six".