855023342253 has 8 divisors (see below), whose sum is σ = 1140039825600. Its totient is φ = 570011210208.

The previous prime is 855023342213. The next prime is 855023342263. The reversal of 855023342253 is 352243320558.

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

It is not a de Polignac number, because 855023342253 - 2¹² = 855023338157 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (855023342213) 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, 597793 + ... + 1437846.

It is an arithmetic number, because the mean of its divisors is an integer number (142504978200).

Almost surely, 2^855023342253 is an apocalyptic number.

It is an amenable number.

855023342253 is a deficient number, since it is larger than the sum of its proper divisors (285016483347).

855023342253 is a wasteful number, since it uses less digits than its factorization.

855023342253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2175651.

The product of its (nonzero) digits is 864000, while the sum is 42.

The spelling of 855023342253 in words is "eight hundred fifty-five billion, twenty-three million, three hundred forty-two thousand, two hundred fifty-three".