163465531350 has 192 divisors, whose sum is σ = 449729286912. Its totient is φ = 38960064000.

The previous prime is 163465531337. The next prime is 163465531379. The reversal of 163465531350 is 53135564361.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 73072432 + ... + 73074668.

It is an arithmetic number, because the mean of its divisors is an integer number (2342340036).

Almost surely, 2^163465531350 is an apocalyptic number.

163465531350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 163465531350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (224864643456).

163465531350 is an abundant number, since it is smaller than the sum of its proper divisors (286263755562).

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

163465531350 is a wasteful number, since it uses less digits than its factorization.

163465531350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2991 (or 2986 counting only the distinct ones).

The product of its (nonzero) digits is 486000, while the sum is 42.

The spelling of 163465531350 in words is "one hundred sixty-three billion, four hundred sixty-five million, five hundred thirty-one thousand, three hundred fifty".