162253440255 has 64 divisors (see below), whose sum is σ = 283124782080. Its totient is φ = 79013689344.

The previous prime is 162253440247. The next prime is 162253440259. The reversal of 162253440255 is 552044352261.

It is not a de Polignac number, because 162253440255 - 2³ = 162253440247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162253440259) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3249166 + ... + 3298724.

It is an arithmetic number, because the mean of its divisors is an integer number (4423824720).

Almost surely, 2^162253440255 is an apocalyptic number.

162253440255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

162253440255 is a deficient number, since it is larger than the sum of its proper divisors (120871341825).

162253440255 is a wasteful number, since it uses less digits than its factorization.

162253440255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49968.

The product of its (nonzero) digits is 288000, while the sum is 39.

The spelling of 162253440255 in words is "one hundred sixty-two billion, two hundred fifty-three million, four hundred forty thousand, two hundred fifty-five".