159702732340 has 24 divisors (see below), whose sum is σ = 335933792712. Its totient is φ = 63774796800.

The previous prime is 159702732323. The next prime is 159702732367. The reversal of 159702732340 is 43237207951.

It can be written as a sum of positive squares in 4 ways, for example, as 4660519824 + 155042212516 = 68268^2 + 393754^2 .

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 6631189 + ... + 6655228.

It is an arithmetic number, because the mean of its divisors is an integer number (13997241363).

Almost surely, 2^159702732340 is an apocalyptic number.

159702732340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

159702732340 is an abundant number, since it is smaller than the sum of its proper divisors (176231060372).

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

159702732340 is a wasteful number, since it uses less digits than its factorization.

159702732340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13287027 (or 13287025 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 43.

The spelling of 159702732340 in words is "one hundred fifty-nine billion, seven hundred two million, seven hundred thirty-two thousand, three hundred forty".