855262559 has 8 divisors (see below), whose sum is σ = 862119120. Its totient is φ = 848433600.

The previous prime is 855262553. The next prime is 855262601. The reversal of 855262559 is 955262558.

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 855262559 - 2⁴ = 855262543 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 (855262553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57704 + ... + 70994.

It is an arithmetic number, because the mean of its divisors is an integer number (107764890).

Almost surely, 2^855262559 is an apocalyptic number.

855262559 is a deficient number, since it is larger than the sum of its proper divisors (6856561).

855262559 is a wasteful number, since it uses less digits than its factorization.

855262559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13801.

The product of its digits is 1080000, while the sum is 47.

The square root of 855262559 is about 29244.8723539700. The cubic root of 855262559 is about 949.2191400594.

Subtracting 855262559 from its reverse (955262558), we obtain a palindrome (99999999).

The spelling of 855262559 in words is "eight hundred fifty-five million, two hundred sixty-two thousand, five hundred fifty-nine".