159099408 has 120 divisors (see below), whose sum is σ = 492682008. Its totient is φ = 47609856.

The previous prime is 159099383. The next prime is 159099433. The reversal of 159099408 is 804990951.

159099408 is a `hidden beast` number, since 159 + 0 + 99 + 408 = 666.

It is an interprime number because it is at equal distance from previous prime (159099383) and next prime (159099433).

It can be written as a sum of positive squares in 4 ways, for example, as 25280784 + 133818624 = 5028^2 + 11568^2 .

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 68116 + ... + 70412.

Almost surely, 2^159099408 is an apocalyptic number.

159099408 is a gapful number since it is divisible by the number (18) 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 159099408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (246341004).

159099408 is an abundant number, since it is smaller than the sum of its proper divisors (333582600).

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

159099408 is a wasteful number, since it uses less digits than its factorization.

159099408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2361 (or 2352 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 45.

The square root of 159099408 is about 12613.4613806045. The cubic root of 159099408 is about 541.8630300713.

The spelling of 159099408 in words is "one hundred fifty-nine million, ninety-nine thousand, four hundred eight".