159161249532 has 48 divisors (see below), whose sum is σ = 384586447392. Its totient is φ = 51199399680.

The previous prime is 159161249477. The next prime is 159161249537. The reversal of 159161249532 is 235942161951.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159161249537) 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, 2012463 + ... + 2090054.

It is an arithmetic number, because the mean of its divisors is an integer number (8012217654).

Almost surely, 2^159161249532 is an apocalyptic number.

159161249532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

159161249532 is an abundant number, since it is smaller than the sum of its proper divisors (225425197860).

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

159161249532 is a wasteful number, since it uses less digits than its factorization.

159161249532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4102638 (or 4102636 counting only the distinct ones).

The product of its digits is 583200, while the sum is 48.

The spelling of 159161249532 in words is "one hundred fifty-nine billion, one hundred sixty-one million, two hundred forty-nine thousand, five hundred thirty-two".