159454274432 has 32 divisors (see below), whose sum is σ = 327910008000. Its totient is φ = 77155292160.

The previous prime is 159454274431. The next prime is 159454274467. The reversal of 159454274432 is 234472454951.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159454274431) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 20088557 + ... + 20096492.

It is an arithmetic number, because the mean of its divisors is an integer number (10247187750).

Almost surely, 2^159454274432 is an apocalyptic number.

It is an amenable number.

159454274432 is an abundant number, since it is smaller than the sum of its proper divisors (168455733568).

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

159454274432 is an equidigital number, since it uses as much as digits as its factorization.

159454274432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40185094 (or 40185082 counting only the distinct ones).

The product of its digits is 4838400, while the sum is 50.

The spelling of 159454274432 in words is "one hundred fifty-nine billion, four hundred fifty-four million, two hundred seventy-four thousand, four hundred thirty-two".