253273162655 has 4 divisors (see below), whose sum is σ = 303927795192. Its totient is φ = 202618530120.

The previous prime is 253273162643. The next prime is 253273162687. The reversal of 253273162655 is 556261372352.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 253273162655 - 2²⁶ = 253206053791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25327316261 + ... + 25327316270.

It is an arithmetic number, because the mean of its divisors is an integer number (75981948798).

Almost surely, 2^253273162655 is an apocalyptic number.

253273162655 is a deficient number, since it is larger than the sum of its proper divisors (50654632537).

253273162655 is an equidigital number, since it uses as much as digits as its factorization.

253273162655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50654632536.

The product of its digits is 2268000, while the sum is 47.

The spelling of 253273162655 in words is "two hundred fifty-three billion, two hundred seventy-three million, one hundred sixty-two thousand, six hundred fifty-five".