163612035054500 has 144 divisors (see below), whose sum is σ = 373657057772544. Its totient is φ = 62579803000000.

The previous prime is 163612035054401. The next prime is 163612035054511. The reversal of 163612035054500 is 5450530216361.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 859794365 + ... + 859984635.

It is an arithmetic number, because the mean of its divisors is an integer number (2594840678976).

Almost surely, 2^{163612035054500} is an apocalyptic number.

163612035054500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 163612035054500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (186828528886272).

163612035054500 is an abundant number, since it is smaller than the sum of its proper divisors (210045022718044).

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

163612035054500 is a wasteful number, since it uses less digits than its factorization.

163612035054500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193587 (or 193552 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 41.

The spelling of 163612035054500 in words is "one hundred sixty-three trillion, six hundred twelve billion, thirty-five million, fifty-four thousand, five hundred".