159798902356080 has 640 divisors, whose sum is σ = 606449787229440. Its totient is φ = 38432719503360.

The previous prime is 159798902356039. The next prime is 159798902356117. The reversal of 159798902356080 is 80653209897951.

159798902356080 is a `hidden beast` number, since 1 + 5 + 9 + 7 + 9 + 8 + 9 + 0 + 2 + 3 + 5 + 608 + 0 = 666.

It is a super-2 number, since 2×159798902356080² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 358443072 + ... + 358888608.

It is an arithmetic number, because the mean of its divisors is an integer number (947577792546).

Almost surely, 2^{159798902356080} is an apocalyptic number.

159798902356080 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 159798902356080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (303224893614720).

159798902356080 is an abundant number, since it is smaller than the sum of its proper divisors (446650884873360).

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

159798902356080 is a wasteful number, since it uses less digits than its factorization.

159798902356080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445866 (or 445854 counting only the distinct ones).

The product of its (nonzero) digits is 293932800, while the sum is 72.

The spelling of 159798902356080 in words is "one hundred fifty-nine trillion, seven hundred ninety-eight billion, nine hundred two million, three hundred fifty-six thousand, eighty".