159664855 has 8 divisors (see below), whose sum is σ = 218968992. Its totient is φ = 109484448.

The previous prime is 159664831. The next prime is 159664861. The reversal of 159664855 is 558466951.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 159664855 - 2¹³ = 159656663 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 159664799 and 159664808.

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 7 ways as a sum of consecutive naturals, for example, 2280892 + ... + 2280961.

It is an arithmetic number, because the mean of its divisors is an integer number (27371124).

Almost surely, 2^159664855 is an apocalyptic number.

159664855 is a deficient number, since it is larger than the sum of its proper divisors (59304137).

159664855 is an equidigital number, since it uses as much as digits as its factorization.

159664855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4561865.

The product of its digits is 1296000, while the sum is 49.

The square root of 159664855 is about 12635.8559266874. The cubic root of 159664855 is about 542.5042068947.

The spelling of 159664855 in words is "one hundred fifty-nine million, six hundred sixty-four thousand, eight hundred fifty-five".