163225853790 has 32 divisors (see below), whose sum is σ = 412360053120. Its totient is φ = 41236005024.

The previous prime is 163225853767. The next prime is 163225853803. The reversal of 163225853790 is 97358522361.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 143180004 + ... + 143181143.

It is an arithmetic number, because the mean of its divisors is an integer number (12886251660).

Almost surely, 2^163225853790 is an apocalyptic number.

163225853790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

163225853790 is an abundant number, since it is smaller than the sum of its proper divisors (249134199330).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

163225853790 is a wasteful number, since it uses less digits than its factorization.

163225853790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286361176.

The product of its (nonzero) digits is 2721600, while the sum is 51.

The spelling of 163225853790 in words is "one hundred sixty-three billion, two hundred twenty-five million, eight hundred fifty-three thousand, seven hundred ninety".