855363877 has 8 divisors (see below), whose sum is σ = 858672000. Its totient is φ = 852062400.

The previous prime is 855363829. The next prime is 855363881. The reversal of 855363877 is 778363558.

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

It is a cyclic number.

It is not a de Polignac number, because 855363877 - 2¹⁹ = 854839589 is a prime.

It is a super-2 number, since 2×855363877² = 1463294724152942258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (855363577) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 569874 + ... + 571372.

It is an arithmetic number, because the mean of its divisors is an integer number (107334000).

Almost surely, 2^855363877 is an apocalyptic number.

It is an amenable number.

855363877 is a deficient number, since it is larger than the sum of its proper divisors (3308123).

855363877 is a wasteful number, since it uses less digits than its factorization.

855363877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3323.

The product of its digits is 4233600, while the sum is 52.

The square root of 855363877 is about 29246.6045379630. The cubic root of 855363877 is about 949.2566214099.

The spelling of 855363877 in words is "eight hundred fifty-five million, three hundred sixty-three thousand, eight hundred seventy-seven".