159545426669556 has 48 divisors (see below), whose sum is σ = 374597990527488. Its totient is φ = 52850652386400.

The previous prime is 159545426669539. The next prime is 159545426669593. The reversal of 159545426669556 is 655966624545951.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63342730 + ... + 65813313.

It is an arithmetic number, because the mean of its divisors is an integer number (7804124802656).

Almost surely, 2^{159545426669556} is an apocalyptic number.

It is an amenable number.

159545426669556 is an abundant number, since it is smaller than the sum of its proper divisors (215052563857932).

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

159545426669556 is a wasteful number, since it uses less digits than its factorization.

159545426669556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129156692 (or 129156690 counting only the distinct ones).

The product of its digits is 10497600000, while the sum is 78.

The spelling of 159545426669556 in words is "one hundred fifty-nine trillion, five hundred forty-five billion, four hundred twenty-six million, six hundred sixty-nine thousand, five hundred fifty-six".