159464448 has 264 divisors, whose sum is σ = 545419056. Its totient is φ = 44605440.

The previous prime is 159464407. The next prime is 159464449. The reversal of 159464448 is 844464951.

It is a tau number, because it is divible by the number of its divisors (264).

Its product of digits (552960) is a multiple of the sum of its prime factors (72).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159464449) 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, 12266490 + ... + 12266502.

Almost surely, 2^159464448 is an apocalyptic number.

159464448 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 159464448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (272709528).

159464448 is an abundant number, since it is smaller than the sum of its proper divisors (385954608).

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

159464448 is a wasteful number, since it uses less digits than its factorization.

159464448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72 (or 29 counting only the distinct ones).

The product of its digits is 552960, while the sum is 45.

The square root of 159464448 is about 12627.9233447151. The cubic root of 159464448 is about 542.2771330019.

The spelling of 159464448 in words is "one hundred fifty-nine million, four hundred sixty-four thousand, four hundred forty-eight".