159974401024 has 99 divisors (see below), whose sum is σ = 331970388841. Its totient is φ = 77049835520.

The previous prime is 159974401007. The next prime is 159974401049. The reversal of 159974401024 is 420104479951.

The square root of 159974401024 is 399968.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 83886695424 + 76087705600 = 289632^2 + 275840^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 371170089 + ... + 371170519.

Almost surely, 2^159974401024 is an apocalyptic number.

159974401024 is the 399968-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 159974401024

159974401024 is an abundant number, since it is smaller than the sum of its proper divisors (171995987817).

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

159974401024 is an frugal number, since it uses more digits than its factorization.

159974401024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 940 (or 462 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 46.

The spelling of 159974401024 in words is "one hundred fifty-nine billion, nine hundred seventy-four million, four hundred one thousand, twenty-four".