159180840 has 384 divisors, whose sum is σ = 657296640. Its totient is φ = 32514048.

The previous prime is 159180839. The next prime is 159180859. The reversal of 159180840 is 48081951.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 159180795 and 159180804.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1408624 + ... + 1408736.

It is an arithmetic number, because the mean of its divisors is an integer number (1711710).

Almost surely, 2^159180840 is an apocalyptic number.

159180840 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 159180840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (328648320).

159180840 is an abundant number, since it is smaller than the sum of its proper divisors (498115800).

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

159180840 is a wasteful number, since it uses less digits than its factorization.

159180840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193 (or 186 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 36.

The square root of 159180840 is about 12616.6889475805. The cubic root of 159180840 is about 541.9554617251.

The spelling of 159180840 in words is "one hundred fifty-nine million, one hundred eighty thousand, eight hundred forty".