168225594620 has 48 divisors (see below), whose sum is σ = 354055618560. Its totient is φ = 67141445184.

The previous prime is 168225594539. The next prime is 168225594631. The reversal of 168225594620 is 26495522861.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32860421 + ... + 32865539.

It is an arithmetic number, because the mean of its divisors is an integer number (7376158720).

Almost surely, 2^168225594620 is an apocalyptic number.

168225594620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

168225594620 is an abundant number, since it is smaller than the sum of its proper divisors (185830023940).

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

168225594620 is a wasteful number, since it uses less digits than its factorization.

168225594620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8442 (or 8440 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 50.

The spelling of 168225594620 in words is "one hundred sixty-eight billion, two hundred twenty-five million, five hundred ninety-four thousand, six hundred twenty".