159797376 has 192 divisors, whose sum is σ = 495817920. Its totient is φ = 49268736.

The previous prime is 159797371. The next prime is 159797383. The reversal of 159797376 is 673797951.

It is a tau number, because it is divible by the number of its divisors (192).

Its product of digits (2500470) is a multiple of the sum of its prime factors (243).

It is not an unprimeable number, because it can be changed into a prime (159797371) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 980271 + ... + 980433.

It is an arithmetic number, because the mean of its divisors is an integer number (2582385).

Almost surely, 2^159797376 is an apocalyptic number.

159797376 is a gapful number since it is divisible by the number (16) 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 159797376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (247908960).

159797376 is an abundant number, since it is smaller than the sum of its proper divisors (336020544).

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

159797376 is a wasteful number, since it uses less digits than its factorization.

159797376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243 (or 228 counting only the distinct ones).

The product of its digits is 2500470, while the sum is 54.

The square root of 159797376 is about 12641.0986864275. The cubic root of 159797376 is about 542.6542572796.

The spelling of 159797376 in words is "one hundred fifty-nine million, seven hundred ninety-seven thousand, three hundred seventy-six".