163253536350 has 24 divisors (see below), whose sum is σ = 404868770520. Its totient is φ = 43534276320.

The previous prime is 163253536337. The next prime is 163253536351. The reversal of 163253536350 is 53635352361.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163253536351) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 544178305 + ... + 544178604.

It is an arithmetic number, because the mean of its divisors is an integer number (16869532105).

Almost surely, 2^163253536350 is an apocalyptic number.

163253536350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

163253536350 is an abundant number, since it is smaller than the sum of its proper divisors (241615234170).

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

163253536350 is a wasteful number, since it uses less digits than its factorization.

163253536350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1088356924 (or 1088356919 counting only the distinct ones).

The product of its (nonzero) digits is 729000, while the sum is 42.

The spelling of 163253536350 in words is "one hundred sixty-three billion, two hundred fifty-three million, five hundred thirty-six thousand, three hundred fifty".