855182653 has 8 divisors (see below), whose sum is σ = 952723800. Its totient is φ = 762178368.

The previous prime is 855182623. The next prime is 855182659. The reversal of 855182653 is 356281558.

It can be written as a sum of positive squares in 4 ways, for example, as 244203129 + 610979524 = 15627^2 + 24718^2 .

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 855182653 - 2⁵ = 855182621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (855182659) 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, 1133818 + ... + 1134571.

It is an arithmetic number, because the mean of its divisors is an integer number (119090475).

Almost surely, 2^855182653 is an apocalyptic number.

It is an amenable number.

855182653 is a deficient number, since it is larger than the sum of its proper divisors (97541147).

855182653 is a wasteful number, since it uses less digits than its factorization.

855182653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2268431.

The product of its digits is 288000, while the sum is 43.

The square root of 855182653 is about 29243.5061680367. The cubic root of 855182653 is about 949.1895777275.

It can be divided in two parts, 8551 and 82653, that added together give a square (91204 = 302²).

The spelling of 855182653 in words is "eight hundred fifty-five million, one hundred eighty-two thousand, six hundred fifty-three".