159089537505 has 32 divisors (see below), whose sum is σ = 258756259968. Its totient is φ = 83443852800.

The previous prime is 159089537489. The next prime is 159089537531. The reversal of 159089537505 is 505735980951.

It is not a de Polignac number, because 159089537505 - 2⁴ = 159089537489 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9715525 + ... + 9731885.

It is an arithmetic number, because the mean of its divisors is an integer number (8086133124).

Almost surely, 2^159089537505 is an apocalyptic number.

159089537505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

159089537505 is a deficient number, since it is larger than the sum of its proper divisors (99666722463).

159089537505 is a wasteful number, since it uses less digits than its factorization.

159089537505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27057.

The product of its (nonzero) digits is 8505000, while the sum is 57.

The spelling of 159089537505 in words is "one hundred fifty-nine billion, eighty-nine million, five hundred thirty-seven thousand, five hundred five".