159651472 has 20 divisors (see below), whose sum is σ = 310682620. Its totient is φ = 79475328.

The previous prime is 159651449. The next prime is 159651473. The reversal of 159651472 is 274156951.

It can be written as a sum of positive squares in 2 ways, for example, as 64705936 + 94945536 = 8044^2 + 9744^2 .

It is not an unprimeable number, because it can be changed into a prime (159651473) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18123 + ... + 25450.

It is an arithmetic number, because the mean of its divisors is an integer number (15534131).

Almost surely, 2^159651472 is an apocalyptic number.

It is an amenable number.

159651472 is a deficient number, since it is larger than the sum of its proper divisors (151031148).

159651472 is a wasteful number, since it uses less digits than its factorization.

159651472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43810 (or 43804 counting only the distinct ones).

The product of its digits is 75600, while the sum is 40.

The square root of 159651472 is about 12635.3263511474. The cubic root of 159651472 is about 542.4890490261.

The spelling of 159651472 in words is "one hundred fifty-nine million, six hundred fifty-one thousand, four hundred seventy-two".