159653472 has 96 divisors (see below), whose sum is σ = 472034304. Its totient is φ = 46809600.

The previous prime is 159653471. The next prime is 159653489. The reversal of 159653472 is 274356951.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×159653472² = 50978462243309568, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159653471) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30298 + ... + 35174.

It is an arithmetic number, because the mean of its divisors is an integer number (4917024).

Almost surely, 2^159653472 is an apocalyptic number.

159653472 is a gapful number since it is divisible by the number (12) 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 159653472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (236017152).

159653472 is an abundant number, since it is smaller than the sum of its proper divisors (312380832).

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

159653472 is a wasteful number, since it uses less digits than its factorization.

159653472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4932 (or 4924 counting only the distinct ones).

The product of its digits is 226800, while the sum is 42.

The square root of 159653472 is about 12635.4054940868. The cubic root of 159653472 is about 542.4913143222.

The spelling of 159653472 in words is "one hundred fifty-nine million, six hundred fifty-three thousand, four hundred seventy-two".